Home / 39,889.18-59,707.41-22,305.70

Finding the Fourth Proportional to 39,889.18, 59,707.41 and 22,305.70

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Solution

The fourth proportional to 39,889.18, 59,707.41 and 22,305.70 is: 33,387.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,889.18 : 59,707.41 = 22,305.70 : x
  2. Step 2: Convert to fraction form
    39,889.18/59,707.41 = 22,305.70/x
  3. Step 3: Cross multiply
    39,889.18x = 59,707.41 × 22,305.70
  4. Step 4: Simplify right side
    39,889.18x = 1,331,815,575.24
  5. Step 5: Solve for x
    x = 1,331,815,575.24/39,889.18
  6. Step 6: Final answer
    x = 33,387.89

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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.