Home / 32,989.96-45,532.24-18,842.80

Finding the Fourth Proportional to 32,989.96, 45,532.24 and 18,842.80

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Solution

The fourth proportional to 32,989.96, 45,532.24 and 18,842.80 is: 26,006.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,989.96 : 45,532.24 = 18,842.80 : x
  2. Step 2: Convert to fraction form
    32,989.96/45,532.24 = 18,842.80/x
  3. Step 3: Cross multiply
    32,989.96x = 45,532.24 × 18,842.80
  4. Step 4: Simplify right side
    32,989.96x = 857,954,891.87
  5. Step 5: Solve for x
    x = 857,954,891.87/32,989.96
  6. Step 6: Final answer
    x = 26,006.55

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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.