Home / 39,245.10-58,867.65-11,543.10

Finding the Fourth Proportional to 39,245.10, 58,867.65 and 11,543.10

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Solution

The fourth proportional to 39,245.10, 58,867.65 and 11,543.10 is: 17,314.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,245.10 : 58,867.65 = 11,543.10 : x
  2. Step 2: Convert to fraction form
    39,245.10/58,867.65 = 11,543.10/x
  3. Step 3: Cross multiply
    39,245.10x = 58,867.65 × 11,543.10
  4. Step 4: Simplify right side
    39,245.10x = 679,515,170.72
  5. Step 5: Solve for x
    x = 679,515,170.72/39,245.10
  6. Step 6: Final answer
    x = 17,314.65

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Similar ratio
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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.