Home / 47,253.96-70,883.48-19,169.80

Finding the Fourth Proportional to 47,253.96, 70,883.48 and 19,169.80

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Solution

The fourth proportional to 47,253.96, 70,883.48 and 19,169.80 is: 28,755.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,253.96 : 70,883.48 = 19,169.80 : x
  2. Step 2: Convert to fraction form
    47,253.96/70,883.48 = 19,169.80/x
  3. Step 3: Cross multiply
    47,253.96x = 70,883.48 × 19,169.80
  4. Step 4: Simplify right side
    47,253.96x = 1,358,822,134.90
  5. Step 5: Solve for x
    x = 1,358,822,134.90/47,253.96
  6. Step 6: Final answer
    x = 28,755.73

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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.