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Finding the Fourth Proportional to 17,472.80, 26,201.13 and 5,624.39

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Solution

The fourth proportional to 17,472.80, 26,201.13 and 5,624.39 is: 8,433.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,472.80 : 26,201.13 = 5,624.39 : x
  2. Step 2: Convert to fraction form
    17,472.80/26,201.13 = 5,624.39/x
  3. Step 3: Cross multiply
    17,472.80x = 26,201.13 × 5,624.39
  4. Step 4: Simplify right side
    17,472.80x = 147,365,242.56
  5. Step 5: Solve for x
    x = 147,365,242.56/17,472.80
  6. Step 6: Final answer
    x = 8,433.98

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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.