Home / 15,452.64-23,178.96-5,590.08

Finding the Fourth Proportional to 15,452.64, 23,178.96 and 5,590.08

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Solution

The fourth proportional to 15,452.64, 23,178.96 and 5,590.08 is: 8,385.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,452.64 : 23,178.96 = 5,590.08 : x
  2. Step 2: Convert to fraction form
    15,452.64/23,178.96 = 5,590.08/x
  3. Step 3: Cross multiply
    15,452.64x = 23,178.96 × 5,590.08
  4. Step 4: Simplify right side
    15,452.64x = 129,572,240.72
  5. Step 5: Solve for x
    x = 129,572,240.72/15,452.64
  6. Step 6: Final answer
    x = 8,385.12

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Double scale
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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.