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Finding the Fourth Proportional to 39,898.80, 59,862.49 and 17,093.08

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Solution

The fourth proportional to 39,898.80, 59,862.49 and 17,093.08 is: 25,645.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,898.80 : 59,862.49 = 17,093.08 : x
  2. Step 2: Convert to fraction form
    39,898.80/59,862.49 = 17,093.08/x
  3. Step 3: Cross multiply
    39,898.80x = 59,862.49 × 17,093.08
  4. Step 4: Simplify right side
    39,898.80x = 1,023,234,362.66
  5. Step 5: Solve for x
    x = 1,023,234,362.66/39,898.80
  6. Step 6: Final answer
    x = 25,645.74

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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.