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Finding the Fourth Proportional to 17,871.71, 26,807.38 and 4,544.73

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Solution

The fourth proportional to 17,871.71, 26,807.38 and 4,544.73 is: 6,817.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,871.71 : 26,807.38 = 4,544.73 : x
  2. Step 2: Convert to fraction form
    17,871.71/26,807.38 = 4,544.73/x
  3. Step 3: Cross multiply
    17,871.71x = 26,807.38 × 4,544.73
  4. Step 4: Simplify right side
    17,871.71x = 121,832,292.75
  5. Step 5: Solve for x
    x = 121,832,292.75/17,871.71
  6. Step 6: Final answer
    x = 6,817.05

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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.