Home / 52,752.12-79,102.65-19,487.85

Finding the Fourth Proportional to 52,752.12, 79,102.65 and 19,487.85

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Solution

The fourth proportional to 52,752.12, 79,102.65 and 19,487.85 is: 29,222.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,752.12 : 79,102.65 = 19,487.85 : x
  2. Step 2: Convert to fraction form
    52,752.12/79,102.65 = 19,487.85/x
  3. Step 3: Cross multiply
    52,752.12x = 79,102.65 × 19,487.85
  4. Step 4: Simplify right side
    52,752.12x = 1,541,540,577.80
  5. Step 5: Solve for x
    x = 1,541,540,577.80/52,752.12
  6. Step 6: Final answer
    x = 29,222.34

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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.