Home / 28,952.20-43,395.90-14,906.80

Finding the Fourth Proportional to 28,952.20, 43,395.90 and 14,906.80

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Solution

The fourth proportional to 28,952.20, 43,395.90 and 14,906.80 is: 22,343.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,952.20 : 43,395.90 = 14,906.80 : x
  2. Step 2: Convert to fraction form
    28,952.20/43,395.90 = 14,906.80/x
  3. Step 3: Cross multiply
    28,952.20x = 43,395.90 × 14,906.80
  4. Step 4: Simplify right side
    28,952.20x = 646,894,002.12
  5. Step 5: Solve for x
    x = 646,894,002.12/28,952.20
  6. Step 6: Final answer
    x = 22,343.52

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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.