Home / 31,282.07-43,169.76-17,134.00

Finding the Fourth Proportional to 31,282.07, 43,169.76 and 17,134.00

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Solution

The fourth proportional to 31,282.07, 43,169.76 and 17,134.00 is: 23,645.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,282.07 : 43,169.76 = 17,134.00 : x
  2. Step 2: Convert to fraction form
    31,282.07/43,169.76 = 17,134.00/x
  3. Step 3: Cross multiply
    31,282.07x = 43,169.76 × 17,134.00
  4. Step 4: Simplify right side
    31,282.07x = 739,670,559.92
  5. Step 5: Solve for x
    x = 739,670,559.92/31,282.07
  6. Step 6: Final answer
    x = 23,645.20

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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.