Home / 52,452.03-72,382.89-28,578.90

Finding the Fourth Proportional to 52,452.03, 72,382.89 and 28,578.90

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Solution

The fourth proportional to 52,452.03, 72,382.89 and 28,578.90 is: 39,438.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,452.03 : 72,382.89 = 28,578.90 : x
  2. Step 2: Convert to fraction form
    52,452.03/72,382.89 = 28,578.90/x
  3. Step 3: Cross multiply
    52,452.03x = 72,382.89 × 28,578.90
  4. Step 4: Simplify right side
    52,452.03x = 2,068,623,375.02
  5. Step 5: Solve for x
    x = 2,068,623,375.02/52,452.03
  6. Step 6: Final answer
    x = 39,438.39

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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.