Home / 34,453.80-51,708.24-17,818.61

Finding the Fourth Proportional to 34,453.80, 51,708.24 and 17,818.61

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Solution

The fourth proportional to 34,453.80, 51,708.24 and 17,818.61 is: 26,742.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,453.80 : 51,708.24 = 17,818.61 : x
  2. Step 2: Convert to fraction form
    34,453.80/51,708.24 = 17,818.61/x
  3. Step 3: Cross multiply
    34,453.80x = 51,708.24 × 17,818.61
  4. Step 4: Simplify right side
    34,453.80x = 921,368,703.81
  5. Step 5: Solve for x
    x = 921,368,703.81/34,453.80
  6. Step 6: Final answer
    x = 26,742.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.