Home / 31,335.28-43,240.44-17,185.84

Finding the Fourth Proportional to 31,335.28, 43,240.44 and 17,185.84

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Solution

The fourth proportional to 31,335.28, 43,240.44 and 17,185.84 is: 23,715.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,335.28 : 43,240.44 = 17,185.84 : x
  2. Step 2: Convert to fraction form
    31,335.28/43,240.44 = 17,185.84/x
  3. Step 3: Cross multiply
    31,335.28x = 43,240.44 × 17,185.84
  4. Step 4: Simplify right side
    31,335.28x = 743,123,283.37
  5. Step 5: Solve for x
    x = 743,123,283.37/31,335.28
  6. Step 6: Final answer
    x = 23,715.23

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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.