Home / 49,391.20-74,086.80-16,559.20

Finding the Fourth Proportional to 49,391.20, 74,086.80 and 16,559.20

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Solution

The fourth proportional to 49,391.20, 74,086.80 and 16,559.20 is: 24,838.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,391.20 : 74,086.80 = 16,559.20 : x
  2. Step 2: Convert to fraction form
    49,391.20/74,086.80 = 16,559.20/x
  3. Step 3: Cross multiply
    49,391.20x = 74,086.80 × 16,559.20
  4. Step 4: Simplify right side
    49,391.20x = 1,226,818,138.56
  5. Step 5: Solve for x
    x = 1,226,818,138.56/49,391.20
  6. Step 6: Final answer
    x = 24,838.80

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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.