Home / 38,397.06-57,603.42-21,764.52

Finding the Fourth Proportional to 38,397.06, 57,603.42 and 21,764.52

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Solution

The fourth proportional to 38,397.06, 57,603.42 and 21,764.52 is: 32,651.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,397.06 : 57,603.42 = 21,764.52 : x
  2. Step 2: Convert to fraction form
    38,397.06/57,603.42 = 21,764.52/x
  3. Step 3: Cross multiply
    38,397.06x = 57,603.42 × 21,764.52
  4. Step 4: Simplify right side
    38,397.06x = 1,253,710,786.66
  5. Step 5: Solve for x
    x = 1,253,710,786.66/38,397.06
  6. Step 6: Final answer
    x = 32,651.22

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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.