Home / 40,172.73-60,234.79-17,981.97

Finding the Fourth Proportional to 40,172.73, 60,234.79 and 17,981.97

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Solution

The fourth proportional to 40,172.73, 60,234.79 and 17,981.97 is: 26,962.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,172.73 : 60,234.79 = 17,981.97 : x
  2. Step 2: Convert to fraction form
    40,172.73/60,234.79 = 17,981.97/x
  3. Step 3: Cross multiply
    40,172.73x = 60,234.79 × 17,981.97
  4. Step 4: Simplify right side
    40,172.73x = 1,083,140,186.74
  5. Step 5: Solve for x
    x = 1,083,140,186.74/40,172.73
  6. Step 6: Final answer
    x = 26,962.08

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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.