Home / 49,549.84-74,336.11-21,474.61

Finding the Fourth Proportional to 49,549.84, 74,336.11 and 21,474.61

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Solution

The fourth proportional to 49,549.84, 74,336.11 and 21,474.61 is: 32,216.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,549.84 : 74,336.11 = 21,474.61 : x
  2. Step 2: Convert to fraction form
    49,549.84/74,336.11 = 21,474.61/x
  3. Step 3: Cross multiply
    49,549.84x = 74,336.11 × 21,474.61
  4. Step 4: Simplify right side
    49,549.84x = 1,596,338,731.64
  5. Step 5: Solve for x
    x = 1,596,338,731.64/49,549.84
  6. Step 6: Final answer
    x = 32,216.83

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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.