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Finding the Fourth Proportional to 15,148.01, 22,711.08 and 6,378.14

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Solution

The fourth proportional to 15,148.01, 22,711.08 and 6,378.14 is: 9,562.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,148.01 : 22,711.08 = 6,378.14 : x
  2. Step 2: Convert to fraction form
    15,148.01/22,711.08 = 6,378.14/x
  3. Step 3: Cross multiply
    15,148.01x = 22,711.08 × 6,378.14
  4. Step 4: Simplify right side
    15,148.01x = 144,854,528.49
  5. Step 5: Solve for x
    x = 144,854,528.49/15,148.01
  6. Step 6: Final answer
    x = 9,562.61

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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.