Home / 52,241.20-72,092.88-28,367.80

Finding the Fourth Proportional to 52,241.20, 72,092.88 and 28,367.80

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Solution

The fourth proportional to 52,241.20, 72,092.88 and 28,367.80 is: 39,147.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,241.20 : 72,092.88 = 28,367.80 : x
  2. Step 2: Convert to fraction form
    52,241.20/72,092.88 = 28,367.80/x
  3. Step 3: Cross multiply
    52,241.20x = 72,092.88 × 28,367.80
  4. Step 4: Simplify right side
    52,241.20x = 2,045,116,401.26
  5. Step 5: Solve for x
    x = 2,045,116,401.26/52,241.20
  6. Step 6: Final answer
    x = 39,147.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.