Home / 20,366.97-30,552.57-5,575.89

Finding the Fourth Proportional to 20,366.97, 30,552.57 and 5,575.89

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Solution

The fourth proportional to 20,366.97, 30,552.57 and 5,575.89 is: 8,364.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,366.97 : 30,552.57 = 5,575.89 : x
  2. Step 2: Convert to fraction form
    20,366.97/30,552.57 = 5,575.89/x
  3. Step 3: Cross multiply
    20,366.97x = 30,552.57 × 5,575.89
  4. Step 4: Simplify right side
    20,366.97x = 170,357,712.25
  5. Step 5: Solve for x
    x = 170,357,712.25/20,366.97
  6. Step 6: Final answer
    x = 8,364.41

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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.