Home / 21,692.90-32,539.35-6,110.52

Finding the Fourth Proportional to 21,692.90, 32,539.35 and 6,110.52

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Solution

The fourth proportional to 21,692.90, 32,539.35 and 6,110.52 is: 9,165.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,692.90 : 32,539.35 = 6,110.52 : x
  2. Step 2: Convert to fraction form
    21,692.90/32,539.35 = 6,110.52/x
  3. Step 3: Cross multiply
    21,692.90x = 32,539.35 × 6,110.52
  4. Step 4: Simplify right side
    21,692.90x = 198,832,348.96
  5. Step 5: Solve for x
    x = 198,832,348.96/21,692.90
  6. Step 6: Final answer
    x = 9,165.78

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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.