Home / 22,246.38-30,697.92-13,292.10

Finding the Fourth Proportional to 22,246.38, 30,697.92 and 13,292.10

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Solution

The fourth proportional to 22,246.38, 30,697.92 and 13,292.10 is: 18,341.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,246.38 : 30,697.92 = 13,292.10 : x
  2. Step 2: Convert to fraction form
    22,246.38/30,697.92 = 13,292.10/x
  3. Step 3: Cross multiply
    22,246.38x = 30,697.92 × 13,292.10
  4. Step 4: Simplify right side
    22,246.38x = 408,039,822.43
  5. Step 5: Solve for x
    x = 408,039,822.43/22,246.38
  6. Step 6: Final answer
    x = 18,341.85

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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.