Home / 22,981.29-34,463.43-8,186.28

Finding the Fourth Proportional to 22,981.29, 34,463.43 and 8,186.28

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Solution

The fourth proportional to 22,981.29, 34,463.43 and 8,186.28 is: 12,276.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,981.29 : 34,463.43 = 8,186.28 : x
  2. Step 2: Convert to fraction form
    22,981.29/34,463.43 = 8,186.28/x
  3. Step 3: Cross multiply
    22,981.29x = 34,463.43 × 8,186.28
  4. Step 4: Simplify right side
    22,981.29x = 282,127,287.74
  5. Step 5: Solve for x
    x = 282,127,287.74/22,981.29
  6. Step 6: Final answer
    x = 12,276.39

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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.