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Finding the Fourth Proportional to 15,108.66, 22,614.47 and 8,071.08

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Solution

The fourth proportional to 15,108.66, 22,614.47 and 8,071.08 is: 12,080.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,108.66 : 22,614.47 = 8,071.08 : x
  2. Step 2: Convert to fraction form
    15,108.66/22,614.47 = 8,071.08/x
  3. Step 3: Cross multiply
    15,108.66x = 22,614.47 × 8,071.08
  4. Step 4: Simplify right side
    15,108.66x = 182,523,156.17
  5. Step 5: Solve for x
    x = 182,523,156.17/15,108.66
  6. Step 6: Final answer
    x = 12,080.70

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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.