Home / 22,850.46-31,539.38-13,298.13

Finding the Fourth Proportional to 22,850.46, 31,539.38 and 13,298.13

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Solution

The fourth proportional to 22,850.46, 31,539.38 and 13,298.13 is: 18,354.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,850.46 : 31,539.38 = 13,298.13 : x
  2. Step 2: Convert to fraction form
    22,850.46/31,539.38 = 13,298.13/x
  3. Step 3: Cross multiply
    22,850.46x = 31,539.38 × 13,298.13
  4. Step 4: Simplify right side
    22,850.46x = 419,414,708.87
  5. Step 5: Solve for x
    x = 419,414,708.87/22,850.46
  6. Step 6: Final answer
    x = 18,354.76

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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.