Home / 26,098.29-39,128.00-15,707.61

Finding the Fourth Proportional to 26,098.29, 39,128.00 and 15,707.61

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Solution

The fourth proportional to 26,098.29, 39,128.00 and 15,707.61 is: 23,549.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,098.29 : 39,128.00 = 15,707.61 : x
  2. Step 2: Convert to fraction form
    26,098.29/39,128.00 = 15,707.61/x
  3. Step 3: Cross multiply
    26,098.29x = 39,128.00 × 15,707.61
  4. Step 4: Simplify right side
    26,098.29x = 614,607,285.54
  5. Step 5: Solve for x
    x = 614,607,285.54/26,098.29
  6. Step 6: Final answer
    x = 23,549.71

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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.