Home / 12,104.02-18,156.03-5,528.44

Finding the Fourth Proportional to 12,104.02, 18,156.03 and 5,528.44

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Solution

The fourth proportional to 12,104.02, 18,156.03 and 5,528.44 is: 8,292.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,104.02 : 18,156.03 = 5,528.44 : x
  2. Step 2: Convert to fraction form
    12,104.02/18,156.03 = 5,528.44/x
  3. Step 3: Cross multiply
    12,104.02x = 18,156.03 × 5,528.44
  4. Step 4: Simplify right side
    12,104.02x = 100,374,522.49
  5. Step 5: Solve for x
    x = 100,374,522.49/12,104.02
  6. Step 6: Final answer
    x = 8,292.66

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Similar ratio
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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.