Home / 40,491.10-60,692.10-14,182.30

Finding the Fourth Proportional to 40,491.10, 60,692.10 and 14,182.30

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Solution

The fourth proportional to 40,491.10, 60,692.10 and 14,182.30 is: 21,257.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,491.10 : 60,692.10 = 14,182.30 : x
  2. Step 2: Convert to fraction form
    40,491.10/60,692.10 = 14,182.30/x
  3. Step 3: Cross multiply
    40,491.10x = 60,692.10 × 14,182.30
  4. Step 4: Simplify right side
    40,491.10x = 860,753,569.83
  5. Step 5: Solve for x
    x = 860,753,569.83/40,491.10
  6. Step 6: Final answer
    x = 21,257.85

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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.