Home / 26,961.84-40,463.46-18,508.50

Finding the Fourth Proportional to 26,961.84, 40,463.46 and 18,508.50

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Solution

The fourth proportional to 26,961.84, 40,463.46 and 18,508.50 is: 27,776.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,961.84 : 40,463.46 = 18,508.50 : x
  2. Step 2: Convert to fraction form
    26,961.84/40,463.46 = 18,508.50/x
  3. Step 3: Cross multiply
    26,961.84x = 40,463.46 × 18,508.50
  4. Step 4: Simplify right side
    26,961.84x = 748,917,949.41
  5. Step 5: Solve for x
    x = 748,917,949.41/26,961.84
  6. Step 6: Final answer
    x = 27,776.96

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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.