Home / 38,229.93-52,756.88-21,234.33

Finding the Fourth Proportional to 38,229.93, 52,756.88 and 21,234.33

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Solution

The fourth proportional to 38,229.93, 52,756.88 and 21,234.33 is: 29,303.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,229.93 : 52,756.88 = 21,234.33 : x
  2. Step 2: Convert to fraction form
    38,229.93/52,756.88 = 21,234.33/x
  3. Step 3: Cross multiply
    38,229.93x = 52,756.88 × 21,234.33
  4. Step 4: Simplify right side
    38,229.93x = 1,120,256,893.52
  5. Step 5: Solve for x
    x = 1,120,256,893.52/38,229.93
  6. Step 6: Final answer
    x = 29,303.14

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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.