Home / 39,898.40-59,856.47-17,412.70

Finding the Fourth Proportional to 39,898.40, 59,856.47 and 17,412.70

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Solution

The fourth proportional to 39,898.40, 59,856.47 and 17,412.70 is: 26,122.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,898.40 : 59,856.47 = 17,412.70 : x
  2. Step 2: Convert to fraction form
    39,898.40/59,856.47 = 17,412.70/x
  3. Step 3: Cross multiply
    39,898.40x = 59,856.47 × 17,412.70
  4. Step 4: Simplify right side
    39,898.40x = 1,042,262,755.17
  5. Step 5: Solve for x
    x = 1,042,262,755.17/39,898.40
  6. Step 6: Final answer
    x = 26,122.92

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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.