Home / 39,713.82-59,553.23-18,659.85

Finding the Fourth Proportional to 39,713.82, 59,553.23 and 18,659.85

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Solution

The fourth proportional to 39,713.82, 59,553.23 and 18,659.85 is: 27,981.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,713.82 : 59,553.23 = 18,659.85 : x
  2. Step 2: Convert to fraction form
    39,713.82/59,553.23 = 18,659.85/x
  3. Step 3: Cross multiply
    39,713.82x = 59,553.23 × 18,659.85
  4. Step 4: Simplify right side
    39,713.82x = 1,111,254,338.82
  5. Step 5: Solve for x
    x = 1,111,254,338.82/39,713.82
  6. Step 6: Final answer
    x = 27,981.55

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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.