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Finding the Fourth Proportional to 52,025.80, 71,795.80 and 28,152.48

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Solution

The fourth proportional to 52,025.80, 71,795.80 and 28,152.48 is: 38,850.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,025.80 : 71,795.80 = 28,152.48 : x
  2. Step 2: Convert to fraction form
    52,025.80/71,795.80 = 28,152.48/x
  3. Step 3: Cross multiply
    52,025.80x = 71,795.80 × 28,152.48
  4. Step 4: Simplify right side
    52,025.80x = 2,021,229,823.58
  5. Step 5: Solve for x
    x = 2,021,229,823.58/52,025.80
  6. Step 6: Final answer
    x = 38,850.53

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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.