Home / 32,190.70-44,426.19-18,760.90

Finding the Fourth Proportional to 32,190.70, 44,426.19 and 18,760.90

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Solution

The fourth proportional to 32,190.70, 44,426.19 and 18,760.90 is: 25,891.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,190.70 : 44,426.19 = 18,760.90 : x
  2. Step 2: Convert to fraction form
    32,190.70/44,426.19 = 18,760.90/x
  3. Step 3: Cross multiply
    32,190.70x = 44,426.19 × 18,760.90
  4. Step 4: Simplify right side
    32,190.70x = 833,475,307.97
  5. Step 5: Solve for x
    x = 833,475,307.97/32,190.70
  6. Step 6: Final answer
    x = 25,891.80

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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.