Home / 52,227.68-72,074.20-28,354.32

Finding the Fourth Proportional to 52,227.68, 72,074.20 and 28,354.32

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Solution

The fourth proportional to 52,227.68, 72,074.20 and 28,354.32 is: 39,128.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,227.68 : 72,074.20 = 28,354.32 : x
  2. Step 2: Convert to fraction form
    52,227.68/72,074.20 = 28,354.32/x
  3. Step 3: Cross multiply
    52,227.68x = 72,074.20 × 28,354.32
  4. Step 4: Simplify right side
    52,227.68x = 2,043,614,930.54
  5. Step 5: Solve for x
    x = 2,043,614,930.54/52,227.68
  6. Step 6: Final answer
    x = 39,128.96

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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.