Home / 19,248.10-28,850.55-10,932.10

Finding the Fourth Proportional to 19,248.10, 28,850.55 and 10,932.10

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Solution

The fourth proportional to 19,248.10, 28,850.55 and 10,932.10 is: 16,385.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,248.10 : 28,850.55 = 10,932.10 : x
  2. Step 2: Convert to fraction form
    19,248.10/28,850.55 = 10,932.10/x
  3. Step 3: Cross multiply
    19,248.10x = 28,850.55 × 10,932.10
  4. Step 4: Simplify right side
    19,248.10x = 315,397,097.66
  5. Step 5: Solve for x
    x = 315,397,097.66/19,248.10
  6. Step 6: Final answer
    x = 16,385.88

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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.