Home / 16,175.12-22,321.58-9,101.52

Finding the Fourth Proportional to 16,175.12, 22,321.58 and 9,101.52

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Solution

The fourth proportional to 16,175.12, 22,321.58 and 9,101.52 is: 12,560.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,175.12 : 22,321.58 = 9,101.52 : x
  2. Step 2: Convert to fraction form
    16,175.12/22,321.58 = 9,101.52/x
  3. Step 3: Cross multiply
    16,175.12x = 22,321.58 × 9,101.52
  4. Step 4: Simplify right side
    16,175.12x = 203,160,261.29
  5. Step 5: Solve for x
    x = 203,160,261.29/16,175.12
  6. Step 6: Final answer
    x = 12,560.05

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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.