Home / 62,407.13-93,610.70-20,854.13

Finding the Fourth Proportional to 62,407.13, 93,610.70 and 20,854.13

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Solution

The fourth proportional to 62,407.13, 93,610.70 and 20,854.13 is: 31,281.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,407.13 : 93,610.70 = 20,854.13 : x
  2. Step 2: Convert to fraction form
    62,407.13/93,610.70 = 20,854.13/x
  3. Step 3: Cross multiply
    62,407.13x = 93,610.70 × 20,854.13
  4. Step 4: Simplify right side
    62,407.13x = 1,952,169,707.19
  5. Step 5: Solve for x
    x = 1,952,169,707.19/62,407.13
  6. Step 6: Final answer
    x = 31,281.20

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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.