Home / 14,873.45-22,320.97-11,986.61

Finding the Fourth Proportional to 14,873.45, 22,320.97 and 11,986.61

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Solution

The fourth proportional to 14,873.45, 22,320.97 and 11,986.61 is: 17,988.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,873.45 : 22,320.97 = 11,986.61 : x
  2. Step 2: Convert to fraction form
    14,873.45/22,320.97 = 11,986.61/x
  3. Step 3: Cross multiply
    14,873.45x = 22,320.97 × 11,986.61
  4. Step 4: Simplify right side
    14,873.45x = 267,552,702.28
  5. Step 5: Solve for x
    x = 267,552,702.28/14,873.45
  6. Step 6: Final answer
    x = 17,988.61

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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.