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Finding the Fourth Proportional to 33,158.63, 49,747.05 and 9,785.07

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Solution

The fourth proportional to 33,158.63, 49,747.05 and 9,785.07 is: 14,680.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,158.63 : 49,747.05 = 9,785.07 : x
  2. Step 2: Convert to fraction form
    33,158.63/49,747.05 = 9,785.07/x
  3. Step 3: Cross multiply
    33,158.63x = 49,747.05 × 9,785.07
  4. Step 4: Simplify right side
    33,158.63x = 486,778,366.54
  5. Step 5: Solve for x
    x = 486,778,366.54/33,158.63
  6. Step 6: Final answer
    x = 14,680.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.