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Finding the Fourth Proportional to 17,672.28, 26,514.54 and 8,900.04

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Solution

The fourth proportional to 17,672.28, 26,514.54 and 8,900.04 is: 13,353.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,672.28 : 26,514.54 = 8,900.04 : x
  2. Step 2: Convert to fraction form
    17,672.28/26,514.54 = 8,900.04/x
  3. Step 3: Cross multiply
    17,672.28x = 26,514.54 × 8,900.04
  4. Step 4: Simplify right side
    17,672.28x = 235,980,466.58
  5. Step 5: Solve for x
    x = 235,980,466.58/17,672.28
  6. Step 6: Final answer
    x = 13,353.14

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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.