Home / 32,983.11-45,517.56-18,835.65

Finding the Fourth Proportional to 32,983.11, 45,517.56 and 18,835.65

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Solution

The fourth proportional to 32,983.11, 45,517.56 and 18,835.65 is: 25,993.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,983.11 : 45,517.56 = 18,835.65 : x
  2. Step 2: Convert to fraction form
    32,983.11/45,517.56 = 18,835.65/x
  3. Step 3: Cross multiply
    32,983.11x = 45,517.56 × 18,835.65
  4. Step 4: Simplify right side
    32,983.11x = 857,352,829.01
  5. Step 5: Solve for x
    x = 857,352,829.01/32,983.11
  6. Step 6: Final answer
    x = 25,993.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.