Home / 49,390.17-74,101.88-15,661.68

Finding the Fourth Proportional to 49,390.17, 74,101.88 and 15,661.68

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Solution

The fourth proportional to 49,390.17, 74,101.88 and 15,661.68 is: 23,497.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,390.17 : 74,101.88 = 15,661.68 : x
  2. Step 2: Convert to fraction form
    49,390.17/74,101.88 = 15,661.68/x
  3. Step 3: Cross multiply
    49,390.17x = 74,101.88 × 15,661.68
  4. Step 4: Simplify right side
    49,390.17x = 1,160,559,853.65
  5. Step 5: Solve for x
    x = 1,160,559,853.65/49,390.17
  6. Step 6: Final answer
    x = 23,497.79

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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.