Home / 16,454.28-22,726.84-11,970.96

Finding the Fourth Proportional to 16,454.28, 22,726.84 and 11,970.96

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Solution

The fourth proportional to 16,454.28, 22,726.84 and 11,970.96 is: 16,534.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,454.28 : 22,726.84 = 11,970.96 : x
  2. Step 2: Convert to fraction form
    16,454.28/22,726.84 = 11,970.96/x
  3. Step 3: Cross multiply
    16,454.28x = 22,726.84 × 11,970.96
  4. Step 4: Simplify right side
    16,454.28x = 272,062,092.57
  5. Step 5: Solve for x
    x = 272,062,092.57/16,454.28
  6. Step 6: Final answer
    x = 16,534.43

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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.