Home / 29,168.46-40,248.62-16,422.30

Finding the Fourth Proportional to 29,168.46, 40,248.62 and 16,422.30

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Solution

The fourth proportional to 29,168.46, 40,248.62 and 16,422.30 is: 22,660.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,168.46 : 40,248.62 = 16,422.30 : x
  2. Step 2: Convert to fraction form
    29,168.46/40,248.62 = 16,422.30/x
  3. Step 3: Cross multiply
    29,168.46x = 40,248.62 × 16,422.30
  4. Step 4: Simplify right side
    29,168.46x = 660,974,912.23
  5. Step 5: Solve for x
    x = 660,974,912.23/29,168.46
  6. Step 6: Final answer
    x = 22,660.60

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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.