Home / 22,433.28-30,958.08-12,497.92

Finding the Fourth Proportional to 22,433.28, 30,958.08 and 12,497.92

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Solution

The fourth proportional to 22,433.28, 30,958.08 and 12,497.92 is: 17,247.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,433.28 : 30,958.08 = 12,497.92 : x
  2. Step 2: Convert to fraction form
    22,433.28/30,958.08 = 12,497.92/x
  3. Step 3: Cross multiply
    22,433.28x = 30,958.08 × 12,497.92
  4. Step 4: Simplify right side
    22,433.28x = 386,911,607.19
  5. Step 5: Solve for x
    x = 386,911,607.19/22,433.28
  6. Step 6: Final answer
    x = 17,247.22

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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.