Home / 52,641.45-79,000.26-20,625.30

Finding the Fourth Proportional to 52,641.45, 79,000.26 and 20,625.30

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Solution

The fourth proportional to 52,641.45, 79,000.26 and 20,625.30 is: 30,952.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,641.45 : 79,000.26 = 20,625.30 : x
  2. Step 2: Convert to fraction form
    52,641.45/79,000.26 = 20,625.30/x
  3. Step 3: Cross multiply
    52,641.45x = 79,000.26 × 20,625.30
  4. Step 4: Simplify right side
    52,641.45x = 1,629,404,062.58
  5. Step 5: Solve for x
    x = 1,629,404,062.58/52,641.45
  6. Step 6: Final answer
    x = 30,952.87

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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.