Home / 40,091.62-55,326.43-22,186.62

Finding the Fourth Proportional to 40,091.62, 55,326.43 and 22,186.62

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Solution

The fourth proportional to 40,091.62, 55,326.43 and 22,186.62 is: 30,617.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,091.62 : 55,326.43 = 22,186.62 : x
  2. Step 2: Convert to fraction form
    40,091.62/55,326.43 = 22,186.62/x
  3. Step 3: Cross multiply
    40,091.62x = 55,326.43 × 22,186.62
  4. Step 4: Simplify right side
    40,091.62x = 1,227,506,762.97
  5. Step 5: Solve for x
    x = 1,227,506,762.97/40,091.62
  6. Step 6: Final answer
    x = 30,617.54

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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.