Home / 33,307.28-45,963.49-18,199.61

Finding the Fourth Proportional to 33,307.28, 45,963.49 and 18,199.61

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Solution

The fourth proportional to 33,307.28, 45,963.49 and 18,199.61 is: 25,115.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,307.28 : 45,963.49 = 18,199.61 : x
  2. Step 2: Convert to fraction form
    33,307.28/45,963.49 = 18,199.61/x
  3. Step 3: Cross multiply
    33,307.28x = 45,963.49 × 18,199.61
  4. Step 4: Simplify right side
    33,307.28x = 836,517,592.24
  5. Step 5: Solve for x
    x = 836,517,592.24/33,307.28
  6. Step 6: Final answer
    x = 25,115.16

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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.