Home / 18,216.68-27,335.88-9,451.52

Finding the Fourth Proportional to 18,216.68, 27,335.88 and 9,451.52

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Solution

The fourth proportional to 18,216.68, 27,335.88 and 9,451.52 is: 14,182.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,216.68 : 27,335.88 = 9,451.52 : x
  2. Step 2: Convert to fraction form
    18,216.68/27,335.88 = 9,451.52/x
  3. Step 3: Cross multiply
    18,216.68x = 27,335.88 × 9,451.52
  4. Step 4: Simplify right side
    18,216.68x = 258,365,616.54
  5. Step 5: Solve for x
    x = 258,365,616.54/18,216.68
  6. Step 6: Final answer
    x = 14,182.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.