Home / 22,266.28-30,726.92-12,195.16

Finding the Fourth Proportional to 22,266.28, 30,726.92 and 12,195.16

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Solution

The fourth proportional to 22,266.28, 30,726.92 and 12,195.16 is: 16,829.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,266.28 : 30,726.92 = 12,195.16 : x
  2. Step 2: Convert to fraction form
    22,266.28/30,726.92 = 12,195.16/x
  3. Step 3: Cross multiply
    22,266.28x = 30,726.92 × 12,195.16
  4. Step 4: Simplify right side
    22,266.28x = 374,719,705.71
  5. Step 5: Solve for x
    x = 374,719,705.71/22,266.28
  6. Step 6: Final answer
    x = 16,829.02

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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.