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Finding the Fourth Proportional to 14,672.62, 20,254.53 and 9,008.29

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Solution

The fourth proportional to 14,672.62, 20,254.53 and 9,008.29 is: 12,435.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,672.62 : 20,254.53 = 9,008.29 : x
  2. Step 2: Convert to fraction form
    14,672.62/20,254.53 = 9,008.29/x
  3. Step 3: Cross multiply
    14,672.62x = 20,254.53 × 9,008.29
  4. Step 4: Simplify right side
    14,672.62x = 182,458,680.05
  5. Step 5: Solve for x
    x = 182,458,680.05/14,672.62
  6. Step 6: Final answer
    x = 12,435.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.