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Finding the Fourth Proportional to 31,374, 43,296.12 and 17,227.08

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Solution

The fourth proportional to 31,374, 43,296.12 and 17,227.08 is: 23,773.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,374 : 43,296.12 = 17,227.08 : x
  2. Step 2: Convert to fraction form
    31,374/43,296.12 = 17,227.08/x
  3. Step 3: Cross multiply
    31,374x = 43,296.12 × 17,227.08
  4. Step 4: Simplify right side
    31,374x = 745,865,722.93
  5. Step 5: Solve for x
    x = 745,865,722.93/31,374
  6. Step 6: Final answer
    x = 23,773.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.