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Finding the Fourth Proportional to 17,008.68, 25,511.58 and 5,913.48

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Solution

The fourth proportional to 17,008.68, 25,511.58 and 5,913.48 is: 8,869.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,008.68 : 25,511.58 = 5,913.48 : x
  2. Step 2: Convert to fraction form
    17,008.68/25,511.58 = 5,913.48/x
  3. Step 3: Cross multiply
    17,008.68x = 25,511.58 × 5,913.48
  4. Step 4: Simplify right side
    17,008.68x = 150,862,218.10
  5. Step 5: Solve for x
    x = 150,862,218.10/17,008.68
  6. Step 6: Final answer
    x = 8,869.72

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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.