Home / 26,381.12-39,581.04-8,850.92

Finding the Fourth Proportional to 26,381.12, 39,581.04 and 8,850.92

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Solution

The fourth proportional to 26,381.12, 39,581.04 and 8,850.92 is: 13,279.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,381.12 : 39,581.04 = 8,850.92 : x
  2. Step 2: Convert to fraction form
    26,381.12/39,581.04 = 8,850.92/x
  3. Step 3: Cross multiply
    26,381.12x = 39,581.04 × 8,850.92
  4. Step 4: Simplify right side
    26,381.12x = 350,328,618.56
  5. Step 5: Solve for x
    x = 350,328,618.56/26,381.12
  6. Step 6: Final answer
    x = 13,279.52

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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.