Home / 16,512.80-24,770.36-6,652.12

Finding the Fourth Proportional to 16,512.80, 24,770.36 and 6,652.12

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Solution

The fourth proportional to 16,512.80, 24,770.36 and 6,652.12 is: 9,978.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,512.80 : 24,770.36 = 6,652.12 : x
  2. Step 2: Convert to fraction form
    16,512.80/24,770.36 = 6,652.12/x
  3. Step 3: Cross multiply
    16,512.80x = 24,770.36 × 6,652.12
  4. Step 4: Simplify right side
    16,512.80x = 164,775,407.16
  5. Step 5: Solve for x
    x = 164,775,407.16/16,512.80
  6. Step 6: Final answer
    x = 9,978.65

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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.