Home / 49,624.60-74,454.66-21,175.96

Finding the Fourth Proportional to 49,624.60, 74,454.66 and 21,175.96

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Solution

The fourth proportional to 49,624.60, 74,454.66 and 21,175.96 is: 31,771.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,624.60 : 74,454.66 = 21,175.96 : x
  2. Step 2: Convert to fraction form
    49,624.60/74,454.66 = 21,175.96/x
  3. Step 3: Cross multiply
    49,624.60x = 74,454.66 × 21,175.96
  4. Step 4: Simplify right side
    49,624.60x = 1,576,648,901.97
  5. Step 5: Solve for x
    x = 1,576,648,901.97/49,624.60
  6. Step 6: Final answer
    x = 31,771.52

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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.