Home / 38,982.74-58,450.77-18,952.83

Finding the Fourth Proportional to 38,982.74, 58,450.77 and 18,952.83

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Solution

The fourth proportional to 38,982.74, 58,450.77 and 18,952.83 is: 28,417.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,982.74 : 58,450.77 = 18,952.83 : x
  2. Step 2: Convert to fraction form
    38,982.74/58,450.77 = 18,952.83/x
  3. Step 3: Cross multiply
    38,982.74x = 58,450.77 × 18,952.83
  4. Step 4: Simplify right side
    38,982.74x = 1,107,807,507.18
  5. Step 5: Solve for x
    x = 1,107,807,507.18/38,982.74
  6. Step 6: Final answer
    x = 28,417.90

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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.