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Finding the Fourth Proportional to 17,797.65, 26,687.45 and 5,947.17

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Solution

The fourth proportional to 17,797.65, 26,687.45 and 5,947.17 is: 8,917.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,797.65 : 26,687.45 = 5,947.17 : x
  2. Step 2: Convert to fraction form
    17,797.65/26,687.45 = 5,947.17/x
  3. Step 3: Cross multiply
    17,797.65x = 26,687.45 × 5,947.17
  4. Step 4: Simplify right side
    17,797.65x = 158,714,772.28
  5. Step 5: Solve for x
    x = 158,714,772.28/17,797.65
  6. Step 6: Final answer
    x = 8,917.74

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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.