Home / 31,248.09-43,122.39-17,100.96

Finding the Fourth Proportional to 31,248.09, 43,122.39 and 17,100.96

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Solution

The fourth proportional to 31,248.09, 43,122.39 and 17,100.96 is: 23,599.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,248.09 : 43,122.39 = 17,100.96 : x
  2. Step 2: Convert to fraction form
    31,248.09/43,122.39 = 17,100.96/x
  3. Step 3: Cross multiply
    31,248.09x = 43,122.39 × 17,100.96
  4. Step 4: Simplify right side
    31,248.09x = 737,434,266.49
  5. Step 5: Solve for x
    x = 737,434,266.49/31,248.09
  6. Step 6: Final answer
    x = 23,599.34

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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.