Home / 49,710.53-74,565.79-18,122.96

Finding the Fourth Proportional to 49,710.53, 74,565.79 and 18,122.96

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Solution

The fourth proportional to 49,710.53, 74,565.79 and 18,122.96 is: 27,184.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,710.53 : 74,565.79 = 18,122.96 : x
  2. Step 2: Convert to fraction form
    49,710.53/74,565.79 = 18,122.96/x
  3. Step 3: Cross multiply
    49,710.53x = 74,565.79 × 18,122.96
  4. Step 4: Simplify right side
    49,710.53x = 1,351,352,829.54
  5. Step 5: Solve for x
    x = 1,351,352,829.54/49,710.53
  6. Step 6: Final answer
    x = 27,184.44

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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.