Home / 28,375.44-42,565.59-11,732.28

Finding the Fourth Proportional to 28,375.44, 42,565.59 and 11,732.28

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Solution

The fourth proportional to 28,375.44, 42,565.59 and 11,732.28 is: 17,599.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,375.44 : 42,565.59 = 11,732.28 : x
  2. Step 2: Convert to fraction form
    28,375.44/42,565.59 = 11,732.28/x
  3. Step 3: Cross multiply
    28,375.44x = 42,565.59 × 11,732.28
  4. Step 4: Simplify right side
    28,375.44x = 499,391,420.25
  5. Step 5: Solve for x
    x = 499,391,420.25/28,375.44
  6. Step 6: Final answer
    x = 17,599.42

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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.