Home / 15,447.18-23,170.86-4,353.96

Finding the Fourth Proportional to 15,447.18, 23,170.86 and 4,353.96

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Solution

The fourth proportional to 15,447.18, 23,170.86 and 4,353.96 is: 6,530.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,447.18 : 23,170.86 = 4,353.96 : x
  2. Step 2: Convert to fraction form
    15,447.18/23,170.86 = 4,353.96/x
  3. Step 3: Cross multiply
    15,447.18x = 23,170.86 × 4,353.96
  4. Step 4: Simplify right side
    15,447.18x = 100,884,997.61
  5. Step 5: Solve for x
    x = 100,884,997.61/15,447.18
  6. Step 6: Final answer
    x = 6,530.97

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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.