Home / 35,034.74-48,349-19,929.57

Finding the Fourth Proportional to 35,034.74, 48,349 and 19,929.57

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Solution

The fourth proportional to 35,034.74, 48,349 and 19,929.57 is: 27,503.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,034.74 : 48,349 = 19,929.57 : x
  2. Step 2: Convert to fraction form
    35,034.74/48,349 = 19,929.57/x
  3. Step 3: Cross multiply
    35,034.74x = 48,349 × 19,929.57
  4. Step 4: Simplify right side
    35,034.74x = 963,574,779.93
  5. Step 5: Solve for x
    x = 963,574,779.93/35,034.74
  6. Step 6: Final answer
    x = 27,503.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.