Home / 12,253.32-18,367.68-4,854.88

Finding the Fourth Proportional to 12,253.32, 18,367.68 and 4,854.88

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Solution

The fourth proportional to 12,253.32, 18,367.68 and 4,854.88 is: 7,277.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,253.32 : 18,367.68 = 4,854.88 : x
  2. Step 2: Convert to fraction form
    12,253.32/18,367.68 = 4,854.88/x
  3. Step 3: Cross multiply
    12,253.32x = 18,367.68 × 4,854.88
  4. Step 4: Simplify right side
    12,253.32x = 89,172,882.28
  5. Step 5: Solve for x
    x = 89,172,882.28/12,253.32
  6. Step 6: Final answer
    x = 7,277.45

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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.