Home / 26,249-39,385.10-13,766.04

Finding the Fourth Proportional to 26,249, 39,385.10 and 13,766.04

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Solution

The fourth proportional to 26,249, 39,385.10 and 13,766.04 is: 20,655.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,249 : 39,385.10 = 13,766.04 : x
  2. Step 2: Convert to fraction form
    26,249/39,385.10 = 13,766.04/x
  3. Step 3: Cross multiply
    26,249x = 39,385.10 × 13,766.04
  4. Step 4: Simplify right side
    26,249x = 542,176,862.00
  5. Step 5: Solve for x
    x = 542,176,862.00/26,249
  6. Step 6: Final answer
    x = 20,655.14

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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.