Home / 15,512.60-23,268.90-9,279.65

Finding the Fourth Proportional to 15,512.60, 23,268.90 and 9,279.65

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Solution

The fourth proportional to 15,512.60, 23,268.90 and 9,279.65 is: 13,919.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,512.60 : 23,268.90 = 9,279.65 : x
  2. Step 2: Convert to fraction form
    15,512.60/23,268.90 = 9,279.65/x
  3. Step 3: Cross multiply
    15,512.60x = 23,268.90 × 9,279.65
  4. Step 4: Simplify right side
    15,512.60x = 215,927,247.89
  5. Step 5: Solve for x
    x = 215,927,247.89/15,512.60
  6. Step 6: Final answer
    x = 13,919.48

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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.