Home / 62,881.28-94,331.30-20,765.82

Finding the Fourth Proportional to 62,881.28, 94,331.30 and 20,765.82

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Solution

The fourth proportional to 62,881.28, 94,331.30 and 20,765.82 is: 31,151.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,881.28 : 94,331.30 = 20,765.82 : x
  2. Step 2: Convert to fraction form
    62,881.28/94,331.30 = 20,765.82/x
  3. Step 3: Cross multiply
    62,881.28x = 94,331.30 × 20,765.82
  4. Step 4: Simplify right side
    62,881.28x = 1,958,866,692.34
  5. Step 5: Solve for x
    x = 1,958,866,692.34/62,881.28
  6. Step 6: Final answer
    x = 31,151.83

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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.