Home / 34,764.39-52,141.73-13,689.41

Finding the Fourth Proportional to 34,764.39, 52,141.73 and 13,689.41

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Solution

The fourth proportional to 34,764.39, 52,141.73 and 13,689.41 is: 20,532.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,764.39 : 52,141.73 = 13,689.41 : x
  2. Step 2: Convert to fraction form
    34,764.39/52,141.73 = 13,689.41/x
  3. Step 3: Cross multiply
    34,764.39x = 52,141.73 × 13,689.41
  4. Step 4: Simplify right side
    34,764.39x = 713,789,190.92
  5. Step 5: Solve for x
    x = 713,789,190.92/34,764.39
  6. Step 6: Final answer
    x = 20,532.19

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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.