Home / 25,371.88-38,053.98-8,729.32

Finding the Fourth Proportional to 25,371.88, 38,053.98 and 8,729.32

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Solution

The fourth proportional to 25,371.88, 38,053.98 and 8,729.32 is: 13,092.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,371.88 : 38,053.98 = 8,729.32 : x
  2. Step 2: Convert to fraction form
    25,371.88/38,053.98 = 8,729.32/x
  3. Step 3: Cross multiply
    25,371.88x = 38,053.98 × 8,729.32
  4. Step 4: Simplify right side
    25,371.88x = 332,185,368.69
  5. Step 5: Solve for x
    x = 332,185,368.69/25,371.88
  6. Step 6: Final answer
    x = 13,092.66

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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.