Home / 27,587.02-41,387.43-8,868.70

Finding the Fourth Proportional to 27,587.02, 41,387.43 and 8,868.70

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Solution

The fourth proportional to 27,587.02, 41,387.43 and 8,868.70 is: 13,305.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,587.02 : 41,387.43 = 8,868.70 : x
  2. Step 2: Convert to fraction form
    27,587.02/41,387.43 = 8,868.70/x
  3. Step 3: Cross multiply
    27,587.02x = 41,387.43 × 8,868.70
  4. Step 4: Simplify right side
    27,587.02x = 367,052,700.44
  5. Step 5: Solve for x
    x = 367,052,700.44/27,587.02
  6. Step 6: Final answer
    x = 13,305.27

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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.