Home / 18,291.32-25,249.02-11,227.34

Finding the Fourth Proportional to 18,291.32, 25,249.02 and 11,227.34

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Solution

The fourth proportional to 18,291.32, 25,249.02 and 11,227.34 is: 15,498.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,291.32 : 25,249.02 = 11,227.34 : x
  2. Step 2: Convert to fraction form
    18,291.32/25,249.02 = 11,227.34/x
  3. Step 3: Cross multiply
    18,291.32x = 25,249.02 × 11,227.34
  4. Step 4: Simplify right side
    18,291.32x = 283,479,332.21
  5. Step 5: Solve for x
    x = 283,479,332.21/18,291.32
  6. Step 6: Final answer
    x = 15,498.02

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Half scale
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Double scale
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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.