Home / 22,049.60-30,427.92-12,617.56

Finding the Fourth Proportional to 22,049.60, 30,427.92 and 12,617.56

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Solution

The fourth proportional to 22,049.60, 30,427.92 and 12,617.56 is: 17,411.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,049.60 : 30,427.92 = 12,617.56 : x
  2. Step 2: Convert to fraction form
    22,049.60/30,427.92 = 12,617.56/x
  3. Step 3: Cross multiply
    22,049.60x = 30,427.92 × 12,617.56
  4. Step 4: Simplify right side
    22,049.60x = 383,926,106.28
  5. Step 5: Solve for x
    x = 383,926,106.28/22,049.60
  6. Step 6: Final answer
    x = 17,411.93

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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.