Home / 14,987.08-22,480.44-3,892.78

Finding the Fourth Proportional to 14,987.08, 22,480.44 and 3,892.78

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Solution

The fourth proportional to 14,987.08, 22,480.44 and 3,892.78 is: 5,839.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,987.08 : 22,480.44 = 3,892.78 : x
  2. Step 2: Convert to fraction form
    14,987.08/22,480.44 = 3,892.78/x
  3. Step 3: Cross multiply
    14,987.08x = 22,480.44 × 3,892.78
  4. Step 4: Simplify right side
    14,987.08x = 87,511,407.22
  5. Step 5: Solve for x
    x = 87,511,407.22/14,987.08
  6. Step 6: Final answer
    x = 5,839.12

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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.