Home / 16,686.52-22,987.83-11,641.58

Finding the Fourth Proportional to 16,686.52, 22,987.83 and 11,641.58

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Solution

The fourth proportional to 16,686.52, 22,987.83 and 11,641.58 is: 16,037.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,686.52 : 22,987.83 = 11,641.58 : x
  2. Step 2: Convert to fraction form
    16,686.52/22,987.83 = 11,641.58/x
  3. Step 3: Cross multiply
    16,686.52x = 22,987.83 × 11,641.58
  4. Step 4: Simplify right side
    16,686.52x = 267,614,661.97
  5. Step 5: Solve for x
    x = 267,614,661.97/16,686.52
  6. Step 6: Final answer
    x = 16,037.78

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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.