Home / 33,071.29-45,639.18-17,963.78

Finding the Fourth Proportional to 33,071.29, 45,639.18 and 17,963.78

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Solution

The fourth proportional to 33,071.29, 45,639.18 and 17,963.78 is: 24,790.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,071.29 : 45,639.18 = 17,963.78 : x
  2. Step 2: Convert to fraction form
    33,071.29/45,639.18 = 17,963.78/x
  3. Step 3: Cross multiply
    33,071.29x = 45,639.18 × 17,963.78
  4. Step 4: Simplify right side
    33,071.29x = 819,851,960.70
  5. Step 5: Solve for x
    x = 819,851,960.70/33,071.29
  6. Step 6: Final answer
    x = 24,790.45

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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.