Home / 28,949.24-43,422.18-11,176.42

Finding the Fourth Proportional to 28,949.24, 43,422.18 and 11,176.42

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Solution

The fourth proportional to 28,949.24, 43,422.18 and 11,176.42 is: 16,763.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,949.24 : 43,422.18 = 11,176.42 : x
  2. Step 2: Convert to fraction form
    28,949.24/43,422.18 = 11,176.42/x
  3. Step 3: Cross multiply
    28,949.24x = 43,422.18 × 11,176.42
  4. Step 4: Simplify right side
    28,949.24x = 485,304,521.00
  5. Step 5: Solve for x
    x = 485,304,521.00/28,949.24
  6. Step 6: Final answer
    x = 16,763.98

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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.