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Finding the Fourth Proportional to 17,006.12, 25,509.47 and 5,913.17

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Solution

The fourth proportional to 17,006.12, 25,509.47 and 5,913.17 is: 8,869.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,006.12 : 25,509.47 = 5,913.17 : x
  2. Step 2: Convert to fraction form
    17,006.12/25,509.47 = 5,913.17/x
  3. Step 3: Cross multiply
    17,006.12x = 25,509.47 × 5,913.17
  4. Step 4: Simplify right side
    17,006.12x = 150,841,675.61
  5. Step 5: Solve for x
    x = 150,841,675.61/17,006.12
  6. Step 6: Final answer
    x = 8,869.85

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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.