Home / 39,938.04-59,921.17-17,749.40

Finding the Fourth Proportional to 39,938.04, 59,921.17 and 17,749.40

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Solution

The fourth proportional to 39,938.04, 59,921.17 and 17,749.40 is: 26,630.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,938.04 : 59,921.17 = 17,749.40 : x
  2. Step 2: Convert to fraction form
    39,938.04/59,921.17 = 17,749.40/x
  3. Step 3: Cross multiply
    39,938.04x = 59,921.17 × 17,749.40
  4. Step 4: Simplify right side
    39,938.04x = 1,063,564,470.82
  5. Step 5: Solve for x
    x = 1,063,564,470.82/39,938.04
  6. Step 6: Final answer
    x = 26,630.36

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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.