Home / 31,274.82-43,152.48-17,840.97

Finding the Fourth Proportional to 31,274.82, 43,152.48 and 17,840.97

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Solution

The fourth proportional to 31,274.82, 43,152.48 and 17,840.97 is: 24,616.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,274.82 : 43,152.48 = 17,840.97 : x
  2. Step 2: Convert to fraction form
    31,274.82/43,152.48 = 17,840.97/x
  3. Step 3: Cross multiply
    31,274.82x = 43,152.48 × 17,840.97
  4. Step 4: Simplify right side
    31,274.82x = 769,882,101.11
  5. Step 5: Solve for x
    x = 769,882,101.11/31,274.82
  6. Step 6: Final answer
    x = 24,616.68

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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.