Home / 36,265.32-54,391.26-12,572.88

Finding the Fourth Proportional to 36,265.32, 54,391.26 and 12,572.88

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Solution

The fourth proportional to 36,265.32, 54,391.26 and 12,572.88 is: 18,856.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,265.32 : 54,391.26 = 12,572.88 : x
  2. Step 2: Convert to fraction form
    36,265.32/54,391.26 = 12,572.88/x
  3. Step 3: Cross multiply
    36,265.32x = 54,391.26 × 12,572.88
  4. Step 4: Simplify right side
    36,265.32x = 683,854,785.03
  5. Step 5: Solve for x
    x = 683,854,785.03/36,265.32
  6. Step 6: Final answer
    x = 18,856.99

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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.