Home / 31,424.55-43,366.13-17,084.37

Finding the Fourth Proportional to 31,424.55, 43,366.13 and 17,084.37

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Solution

The fourth proportional to 31,424.55, 43,366.13 and 17,084.37 is: 23,576.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,424.55 : 43,366.13 = 17,084.37 : x
  2. Step 2: Convert to fraction form
    31,424.55/43,366.13 = 17,084.37/x
  3. Step 3: Cross multiply
    31,424.55x = 43,366.13 × 17,084.37
  4. Step 4: Simplify right side
    31,424.55x = 740,882,924.97
  5. Step 5: Solve for x
    x = 740,882,924.97/31,424.55
  6. Step 6: Final answer
    x = 23,576.56

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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.