Home / 31,764.35-43,833.70-17,618.51

Finding the Fourth Proportional to 31,764.35, 43,833.70 and 17,618.51

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Solution

The fourth proportional to 31,764.35, 43,833.70 and 17,618.51 is: 24,312.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,764.35 : 43,833.70 = 17,618.51 : x
  2. Step 2: Convert to fraction form
    31,764.35/43,833.70 = 17,618.51/x
  3. Step 3: Cross multiply
    31,764.35x = 43,833.70 × 17,618.51
  4. Step 4: Simplify right side
    31,764.35x = 772,284,481.79
  5. Step 5: Solve for x
    x = 772,284,481.79/31,764.35
  6. Step 6: Final answer
    x = 24,312.93

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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.