Home / 31,572.14-43,569.78-17,231.84

Finding the Fourth Proportional to 31,572.14, 43,569.78 and 17,231.84

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Solution

The fourth proportional to 31,572.14, 43,569.78 and 17,231.84 is: 23,780.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,572.14 : 43,569.78 = 17,231.84 : x
  2. Step 2: Convert to fraction form
    31,572.14/43,569.78 = 17,231.84/x
  3. Step 3: Cross multiply
    31,572.14x = 43,569.78 × 17,231.84
  4. Step 4: Simplify right side
    31,572.14x = 750,787,477.80
  5. Step 5: Solve for x
    x = 750,787,477.80/31,572.14
  6. Step 6: Final answer
    x = 23,780.06

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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.