Home / 35,009.75-52,514.63-10,385.75

Finding the Fourth Proportional to 35,009.75, 52,514.63 and 10,385.75

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Solution

The fourth proportional to 35,009.75, 52,514.63 and 10,385.75 is: 15,578.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,009.75 : 52,514.63 = 10,385.75 : x
  2. Step 2: Convert to fraction form
    35,009.75/52,514.63 = 10,385.75/x
  3. Step 3: Cross multiply
    35,009.75x = 52,514.63 × 10,385.75
  4. Step 4: Simplify right side
    35,009.75x = 545,403,818.52
  5. Step 5: Solve for x
    x = 545,403,818.52/35,009.75
  6. Step 6: Final answer
    x = 15,578.63

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Half scale
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Double scale
Find fourth proportional to 35,010.75, 52,516.13 and 10,386.75
Similar ratio
Find fourth proportional to 52,514.63, 78,771.95 and 15,578.63
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.