Home / 31,732.44-43,701.96-31,043.68

Finding the Fourth Proportional to 31,732.44, 43,701.96 and 31,043.68

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Solution

The fourth proportional to 31,732.44, 43,701.96 and 31,043.68 is: 42,753.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,732.44 : 43,701.96 = 31,043.68 : x
  2. Step 2: Convert to fraction form
    31,732.44/43,701.96 = 31,043.68/x
  3. Step 3: Cross multiply
    31,732.44x = 43,701.96 × 31,043.68
  4. Step 4: Simplify right side
    31,732.44x = 1,356,669,661.61
  5. Step 5: Solve for x
    x = 1,356,669,661.61/31,732.44
  6. Step 6: Final answer
    x = 42,753.40

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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.