Home / 22,437.24-30,954.78-13,486.92

Finding the Fourth Proportional to 22,437.24, 30,954.78 and 13,486.92

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Solution

The fourth proportional to 22,437.24, 30,954.78 and 13,486.92 is: 18,606.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,437.24 : 30,954.78 = 13,486.92 : x
  2. Step 2: Convert to fraction form
    22,437.24/30,954.78 = 13,486.92/x
  3. Step 3: Cross multiply
    22,437.24x = 30,954.78 × 13,486.92
  4. Step 4: Simplify right side
    22,437.24x = 417,484,641.48
  5. Step 5: Solve for x
    x = 417,484,641.48/22,437.24
  6. Step 6: Final answer
    x = 18,606.77

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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.