Home / 17,574.24-24,238.76-11,287.20

Finding the Fourth Proportional to 17,574.24, 24,238.76 and 11,287.20

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Solution

The fourth proportional to 17,574.24, 24,238.76 and 11,287.20 is: 15,567.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,574.24 : 24,238.76 = 11,287.20 : x
  2. Step 2: Convert to fraction form
    17,574.24/24,238.76 = 11,287.20/x
  3. Step 3: Cross multiply
    17,574.24x = 24,238.76 × 11,287.20
  4. Step 4: Simplify right side
    17,574.24x = 273,587,731.87
  5. Step 5: Solve for x
    x = 273,587,731.87/17,574.24
  6. Step 6: Final answer
    x = 15,567.54

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Half scale
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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.