Home / 36,257.50-54,386.25-12,884.86

Finding the Fourth Proportional to 36,257.50, 54,386.25 and 12,884.86

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Solution

The fourth proportional to 36,257.50, 54,386.25 and 12,884.86 is: 19,327.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,257.50 : 54,386.25 = 12,884.86 : x
  2. Step 2: Convert to fraction form
    36,257.50/54,386.25 = 12,884.86/x
  3. Step 3: Cross multiply
    36,257.50x = 54,386.25 × 12,884.86
  4. Step 4: Simplify right side
    36,257.50x = 700,759,217.18
  5. Step 5: Solve for x
    x = 700,759,217.18/36,257.50
  6. Step 6: Final answer
    x = 19,327.29

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Double scale
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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.