Home / 52,722.20-79,084.20-19,425.13

Finding the Fourth Proportional to 52,722.20, 79,084.20 and 19,425.13

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Solution

The fourth proportional to 52,722.20, 79,084.20 and 19,425.13 is: 29,138.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,722.20 : 79,084.20 = 19,425.13 : x
  2. Step 2: Convert to fraction form
    52,722.20/79,084.20 = 19,425.13/x
  3. Step 3: Cross multiply
    52,722.20x = 79,084.20 × 19,425.13
  4. Step 4: Simplify right side
    52,722.20x = 1,536,220,865.95
  5. Step 5: Solve for x
    x = 1,536,220,865.95/52,722.20
  6. Step 6: Final answer
    x = 29,138.03

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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.