Home / 40,508.71-55,887.17-25,402.01

Finding the Fourth Proportional to 40,508.71, 55,887.17 and 25,402.01

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Solution

The fourth proportional to 40,508.71, 55,887.17 and 25,402.01 is: 35,045.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,508.71 : 55,887.17 = 25,402.01 : x
  2. Step 2: Convert to fraction form
    40,508.71/55,887.17 = 25,402.01/x
  3. Step 3: Cross multiply
    40,508.71x = 55,887.17 × 25,402.01
  4. Step 4: Simplify right side
    40,508.71x = 1,419,646,044.77
  5. Step 5: Solve for x
    x = 1,419,646,044.77/40,508.71
  6. Step 6: Final answer
    x = 35,045.45

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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.