Home / 38,647.94-57,932.68-21,973.52

Finding the Fourth Proportional to 38,647.94, 57,932.68 and 21,973.52

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Solution

The fourth proportional to 38,647.94, 57,932.68 and 21,973.52 is: 32,937.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,647.94 : 57,932.68 = 21,973.52 : x
  2. Step 2: Convert to fraction form
    38,647.94/57,932.68 = 21,973.52/x
  3. Step 3: Cross multiply
    38,647.94x = 57,932.68 × 21,973.52
  4. Step 4: Simplify right side
    38,647.94x = 1,272,984,902.63
  5. Step 5: Solve for x
    x = 1,272,984,902.63/38,647.94
  6. Step 6: Final answer
    x = 32,937.98

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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.