Home / 39,985.64-59,902.14-22,402.28

Finding the Fourth Proportional to 39,985.64, 59,902.14 and 22,402.28

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Solution

The fourth proportional to 39,985.64, 59,902.14 and 22,402.28 is: 33,560.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,985.64 : 59,902.14 = 22,402.28 : x
  2. Step 2: Convert to fraction form
    39,985.64/59,902.14 = 22,402.28/x
  3. Step 3: Cross multiply
    39,985.64x = 59,902.14 × 22,402.28
  4. Step 4: Simplify right side
    39,985.64x = 1,341,944,512.88
  5. Step 5: Solve for x
    x = 1,341,944,512.88/39,985.64
  6. Step 6: Final answer
    x = 33,560.66

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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.