Home / 28,341.52-42,517.11-11,692.44

Finding the Fourth Proportional to 28,341.52, 42,517.11 and 11,692.44

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Solution

The fourth proportional to 28,341.52, 42,517.11 and 11,692.44 is: 17,540.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,341.52 : 42,517.11 = 11,692.44 : x
  2. Step 2: Convert to fraction form
    28,341.52/42,517.11 = 11,692.44/x
  3. Step 3: Cross multiply
    28,341.52x = 42,517.11 × 11,692.44
  4. Step 4: Simplify right side
    28,341.52x = 497,128,960.93
  5. Step 5: Solve for x
    x = 497,128,960.93/28,341.52
  6. Step 6: Final answer
    x = 17,540.66

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1.5x scale

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.