Home / 23,691.88-32,672.73-15,726.34

Finding the Fourth Proportional to 23,691.88, 32,672.73 and 15,726.34

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Solution

The fourth proportional to 23,691.88, 32,672.73 and 15,726.34 is: 21,687.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,691.88 : 32,672.73 = 15,726.34 : x
  2. Step 2: Convert to fraction form
    23,691.88/32,672.73 = 15,726.34/x
  3. Step 3: Cross multiply
    23,691.88x = 32,672.73 × 15,726.34
  4. Step 4: Simplify right side
    23,691.88x = 513,822,460.71
  5. Step 5: Solve for x
    x = 513,822,460.71/23,691.88
  6. Step 6: Final answer
    x = 21,687.70

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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.