Home / 31,716.36-43,769.16-17,569.98

Finding the Fourth Proportional to 31,716.36, 43,769.16 and 17,569.98

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Solution

The fourth proportional to 31,716.36, 43,769.16 and 17,569.98 is: 24,246.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,716.36 : 43,769.16 = 17,569.98 : x
  2. Step 2: Convert to fraction form
    31,716.36/43,769.16 = 17,569.98/x
  3. Step 3: Cross multiply
    31,716.36x = 43,769.16 × 17,569.98
  4. Step 4: Simplify right side
    31,716.36x = 769,023,265.82
  5. Step 5: Solve for x
    x = 769,023,265.82/31,716.36
  6. Step 6: Final answer
    x = 24,246.90

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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.