Home / 40,838.24-61,268.16-22,109.96

Finding the Fourth Proportional to 40,838.24, 61,268.16 and 22,109.96

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Solution

The fourth proportional to 40,838.24, 61,268.16 and 22,109.96 is: 33,170.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,838.24 : 61,268.16 = 22,109.96 : x
  2. Step 2: Convert to fraction form
    40,838.24/61,268.16 = 22,109.96/x
  3. Step 3: Cross multiply
    40,838.24x = 61,268.16 × 22,109.96
  4. Step 4: Simplify right side
    40,838.24x = 1,354,636,566.87
  5. Step 5: Solve for x
    x = 1,354,636,566.87/40,838.24
  6. Step 6: Final answer
    x = 33,170.79

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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.