Home / 43,042.62-59,374.85-39,998.15

Finding the Fourth Proportional to 43,042.62, 59,374.85 and 39,998.15

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Solution

The fourth proportional to 43,042.62, 59,374.85 and 39,998.15 is: 55,175.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,042.62 : 59,374.85 = 39,998.15 : x
  2. Step 2: Convert to fraction form
    43,042.62/59,374.85 = 39,998.15/x
  3. Step 3: Cross multiply
    43,042.62x = 59,374.85 × 39,998.15
  4. Step 4: Simplify right side
    43,042.62x = 2,374,883,659.66
  5. Step 5: Solve for x
    x = 2,374,883,659.66/43,042.62
  6. Step 6: Final answer
    x = 55,175.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.