Home / 23,026.97-31,769.26-12,953.81

Finding the Fourth Proportional to 23,026.97, 31,769.26 and 12,953.81

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Solution

The fourth proportional to 23,026.97, 31,769.26 and 12,953.81 is: 17,871.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,026.97 : 31,769.26 = 12,953.81 : x
  2. Step 2: Convert to fraction form
    23,026.97/31,769.26 = 12,953.81/x
  3. Step 3: Cross multiply
    23,026.97x = 31,769.26 × 12,953.81
  4. Step 4: Simplify right side
    23,026.97x = 411,532,766.65
  5. Step 5: Solve for x
    x = 411,532,766.65/23,026.97
  6. Step 6: Final answer
    x = 17,871.78

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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.