Home / 17,513.18-26,250.87-8,634.68

Finding the Fourth Proportional to 17,513.18, 26,250.87 and 8,634.68

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Solution

The fourth proportional to 17,513.18, 26,250.87 and 8,634.68 is: 12,942.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,513.18 : 26,250.87 = 8,634.68 : x
  2. Step 2: Convert to fraction form
    17,513.18/26,250.87 = 8,634.68/x
  3. Step 3: Cross multiply
    17,513.18x = 26,250.87 × 8,634.68
  4. Step 4: Simplify right side
    17,513.18x = 226,667,862.17
  5. Step 5: Solve for x
    x = 226,667,862.17/17,513.18
  6. Step 6: Final answer
    x = 12,942.70

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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.