Home / 16,659.12-22,965.76-10,281.44

Finding the Fourth Proportional to 16,659.12, 22,965.76 and 10,281.44

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Solution

The fourth proportional to 16,659.12, 22,965.76 and 10,281.44 is: 14,173.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,659.12 : 22,965.76 = 10,281.44 : x
  2. Step 2: Convert to fraction form
    16,659.12/22,965.76 = 10,281.44/x
  3. Step 3: Cross multiply
    16,659.12x = 22,965.76 × 10,281.44
  4. Step 4: Simplify right side
    16,659.12x = 236,121,083.49
  5. Step 5: Solve for x
    x = 236,121,083.49/16,659.12
  6. Step 6: Final answer
    x = 14,173.68

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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.