Home / 47,923.12-71,881.20-16,330.56

Finding the Fourth Proportional to 47,923.12, 71,881.20 and 16,330.56

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Solution

The fourth proportional to 47,923.12, 71,881.20 and 16,330.56 is: 24,494.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,923.12 : 71,881.20 = 16,330.56 : x
  2. Step 2: Convert to fraction form
    47,923.12/71,881.20 = 16,330.56/x
  3. Step 3: Cross multiply
    47,923.12x = 71,881.20 × 16,330.56
  4. Step 4: Simplify right side
    47,923.12x = 1,173,860,249.47
  5. Step 5: Solve for x
    x = 1,173,860,249.47/47,923.12
  6. Step 6: Final answer
    x = 24,494.65

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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.