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Finding the Fourth Proportional to 54,692.76, 82,039.18 and 17,756.76

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Solution

The fourth proportional to 54,692.76, 82,039.18 and 17,756.76 is: 26,635.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,692.76 : 82,039.18 = 17,756.76 : x
  2. Step 2: Convert to fraction form
    54,692.76/82,039.18 = 17,756.76/x
  3. Step 3: Cross multiply
    54,692.76x = 82,039.18 × 17,756.76
  4. Step 4: Simplify right side
    54,692.76x = 1,456,750,029.86
  5. Step 5: Solve for x
    x = 1,456,750,029.86/54,692.76
  6. Step 6: Final answer
    x = 26,635.15

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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.