Home / 40,126.29-55,355.90-25,983.69

Finding the Fourth Proportional to 40,126.29, 55,355.90 and 25,983.69

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Solution

The fourth proportional to 40,126.29, 55,355.90 and 25,983.69 is: 35,845.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,126.29 : 55,355.90 = 25,983.69 : x
  2. Step 2: Convert to fraction form
    40,126.29/55,355.90 = 25,983.69/x
  3. Step 3: Cross multiply
    40,126.29x = 55,355.90 × 25,983.69
  4. Step 4: Simplify right side
    40,126.29x = 1,438,350,545.27
  5. Step 5: Solve for x
    x = 1,438,350,545.27/40,126.29
  6. Step 6: Final answer
    x = 35,845.59

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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.