Home / 26,532.38-39,790.10-8,759.75

Finding the Fourth Proportional to 26,532.38, 39,790.10 and 8,759.75

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Solution

The fourth proportional to 26,532.38, 39,790.10 and 8,759.75 is: 13,136.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,532.38 : 39,790.10 = 8,759.75 : x
  2. Step 2: Convert to fraction form
    26,532.38/39,790.10 = 8,759.75/x
  3. Step 3: Cross multiply
    26,532.38x = 39,790.10 × 8,759.75
  4. Step 4: Simplify right side
    26,532.38x = 348,551,151.42
  5. Step 5: Solve for x
    x = 348,551,151.42/26,532.38
  6. Step 6: Final answer
    x = 13,136.82

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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.