Home / 14,905.20-22,351.20-5,041.80

Finding the Fourth Proportional to 14,905.20, 22,351.20 and 5,041.80

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Solution

The fourth proportional to 14,905.20, 22,351.20 and 5,041.80 is: 7,560.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,905.20 : 22,351.20 = 5,041.80 : x
  2. Step 2: Convert to fraction form
    14,905.20/22,351.20 = 5,041.80/x
  3. Step 3: Cross multiply
    14,905.20x = 22,351.20 × 5,041.80
  4. Step 4: Simplify right side
    14,905.20x = 112,690,280.16
  5. Step 5: Solve for x
    x = 112,690,280.16/14,905.20
  6. Step 6: Final answer
    x = 7,560.47

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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.