Home / 25,898.87-38,839.48-10,102.66

Finding the Fourth Proportional to 25,898.87, 38,839.48 and 10,102.66

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Solution

The fourth proportional to 25,898.87, 38,839.48 and 10,102.66 is: 15,150.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,898.87 : 38,839.48 = 10,102.66 : x
  2. Step 2: Convert to fraction form
    25,898.87/38,839.48 = 10,102.66/x
  3. Step 3: Cross multiply
    25,898.87x = 38,839.48 × 10,102.66
  4. Step 4: Simplify right side
    25,898.87x = 392,381,938.66
  5. Step 5: Solve for x
    x = 392,381,938.66/25,898.87
  6. Step 6: Final answer
    x = 15,150.54

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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.