Home / 22,049.35-30,424.55-13,548.74

Finding the Fourth Proportional to 22,049.35, 30,424.55 and 13,548.74

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Solution

The fourth proportional to 22,049.35, 30,424.55 and 13,548.74 is: 18,695.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,049.35 : 30,424.55 = 13,548.74 : x
  2. Step 2: Convert to fraction form
    22,049.35/30,424.55 = 13,548.74/x
  3. Step 3: Cross multiply
    22,049.35x = 30,424.55 × 13,548.74
  4. Step 4: Simplify right side
    22,049.35x = 412,214,097.70
  5. Step 5: Solve for x
    x = 412,214,097.70/22,049.35
  6. Step 6: Final answer
    x = 18,695.07

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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.