Home / 32,806.32-45,273.72-18,661.20

Finding the Fourth Proportional to 32,806.32, 45,273.72 and 18,661.20

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Solution

The fourth proportional to 32,806.32, 45,273.72 and 18,661.20 is: 25,753.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,806.32 : 45,273.72 = 18,661.20 : x
  2. Step 2: Convert to fraction form
    32,806.32/45,273.72 = 18,661.20/x
  3. Step 3: Cross multiply
    32,806.32x = 45,273.72 × 18,661.20
  4. Step 4: Simplify right side
    32,806.32x = 844,861,943.66
  5. Step 5: Solve for x
    x = 844,861,943.66/32,806.32
  6. Step 6: Final answer
    x = 25,753.02

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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.