Home / 31,386.71-43,313.51-17,046.44

Finding the Fourth Proportional to 31,386.71, 43,313.51 and 17,046.44

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Solution

The fourth proportional to 31,386.71, 43,313.51 and 17,046.44 is: 23,524.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,386.71 : 43,313.51 = 17,046.44 : x
  2. Step 2: Convert to fraction form
    31,386.71/43,313.51 = 17,046.44/x
  3. Step 3: Cross multiply
    31,386.71x = 43,313.51 × 17,046.44
  4. Step 4: Simplify right side
    31,386.71x = 738,340,847.60
  5. Step 5: Solve for x
    x = 738,340,847.60/31,386.71
  6. Step 6: Final answer
    x = 23,524.00

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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.