Home / 17,981.56-26,972.28-4,833.90

Finding the Fourth Proportional to 17,981.56, 26,972.28 and 4,833.90

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Solution

The fourth proportional to 17,981.56, 26,972.28 and 4,833.90 is: 7,250.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,981.56 : 26,972.28 = 4,833.90 : x
  2. Step 2: Convert to fraction form
    17,981.56/26,972.28 = 4,833.90/x
  3. Step 3: Cross multiply
    17,981.56x = 26,972.28 × 4,833.90
  4. Step 4: Simplify right side
    17,981.56x = 130,381,304.29
  5. Step 5: Solve for x
    x = 130,381,304.29/17,981.56
  6. Step 6: Final answer
    x = 7,250.83

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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.