Home / 49,957.95-74,939.79-18,793.47

Finding the Fourth Proportional to 49,957.95, 74,939.79 and 18,793.47

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Solution

The fourth proportional to 49,957.95, 74,939.79 and 18,793.47 is: 28,191.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,957.95 : 74,939.79 = 18,793.47 : x
  2. Step 2: Convert to fraction form
    49,957.95/74,939.79 = 18,793.47/x
  3. Step 3: Cross multiply
    49,957.95x = 74,939.79 × 18,793.47
  4. Step 4: Simplify right side
    49,957.95x = 1,408,378,695.17
  5. Step 5: Solve for x
    x = 1,408,378,695.17/49,957.95
  6. Step 6: Final answer
    x = 28,191.28

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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.