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Finding the Fourth Proportional to 15,066.52, 22,580.88 and 7,672.84

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Solution

The fourth proportional to 15,066.52, 22,580.88 and 7,672.84 is: 11,499.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,066.52 : 22,580.88 = 7,672.84 : x
  2. Step 2: Convert to fraction form
    15,066.52/22,580.88 = 7,672.84/x
  3. Step 3: Cross multiply
    15,066.52x = 22,580.88 × 7,672.84
  4. Step 4: Simplify right side
    15,066.52x = 173,259,479.30
  5. Step 5: Solve for x
    x = 173,259,479.30/15,066.52
  6. Step 6: Final answer
    x = 11,499.63

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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.