Home / 25,154.20-37,721.58-11,113.48

Finding the Fourth Proportional to 25,154.20, 37,721.58 and 11,113.48

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Solution

The fourth proportional to 25,154.20, 37,721.58 and 11,113.48 is: 16,665.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,154.20 : 37,721.58 = 11,113.48 : x
  2. Step 2: Convert to fraction form
    25,154.20/37,721.58 = 11,113.48/x
  3. Step 3: Cross multiply
    25,154.20x = 37,721.58 × 11,113.48
  4. Step 4: Simplify right side
    25,154.20x = 419,218,024.90
  5. Step 5: Solve for x
    x = 419,218,024.90/25,154.20
  6. Step 6: Final answer
    x = 16,665.93

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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.