Home / 28,552.96-42,751.68-22,205.80

Finding the Fourth Proportional to 28,552.96, 42,751.68 and 22,205.80

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Solution

The fourth proportional to 28,552.96, 42,751.68 and 22,205.80 is: 33,248.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,552.96 : 42,751.68 = 22,205.80 : x
  2. Step 2: Convert to fraction form
    28,552.96/42,751.68 = 22,205.80/x
  3. Step 3: Cross multiply
    28,552.96x = 42,751.68 × 22,205.80
  4. Step 4: Simplify right side
    28,552.96x = 949,335,255.74
  5. Step 5: Solve for x
    x = 949,335,255.74/28,552.96
  6. Step 6: Final answer
    x = 33,248.23

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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.