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Finding the Fourth Proportional to 17,374.56, 26,061.83 and 6,983.88

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Solution

The fourth proportional to 17,374.56, 26,061.83 and 6,983.88 is: 10,475.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,374.56 : 26,061.83 = 6,983.88 : x
  2. Step 2: Convert to fraction form
    17,374.56/26,061.83 = 6,983.88/x
  3. Step 3: Cross multiply
    17,374.56x = 26,061.83 × 6,983.88
  4. Step 4: Simplify right side
    17,374.56x = 182,012,693.30
  5. Step 5: Solve for x
    x = 182,012,693.30/17,374.56
  6. Step 6: Final answer
    x = 10,475.82

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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.