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Finding the Fourth Proportional to 25,154.76, 37,732.10 and 6,686.76

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Solution

The fourth proportional to 25,154.76, 37,732.10 and 6,686.76 is: 10,030.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,154.76 : 37,732.10 = 6,686.76 : x
  2. Step 2: Convert to fraction form
    25,154.76/37,732.10 = 6,686.76/x
  3. Step 3: Cross multiply
    25,154.76x = 37,732.10 × 6,686.76
  4. Step 4: Simplify right side
    25,154.76x = 252,305,497.00
  5. Step 5: Solve for x
    x = 252,305,497.00/25,154.76
  6. Step 6: Final answer
    x = 10,030.13

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1.5x scale

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.