Home / 33,078.30-49,617.45-13,346.70

Finding the Fourth Proportional to 33,078.30, 49,617.45 and 13,346.70

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Solution

The fourth proportional to 33,078.30, 49,617.45 and 13,346.70 is: 20,020.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,078.30 : 49,617.45 = 13,346.70 : x
  2. Step 2: Convert to fraction form
    33,078.30/49,617.45 = 13,346.70/x
  3. Step 3: Cross multiply
    33,078.30x = 49,617.45 × 13,346.70
  4. Step 4: Simplify right side
    33,078.30x = 662,229,219.92
  5. Step 5: Solve for x
    x = 662,229,219.92/33,078.30
  6. Step 6: Final answer
    x = 20,020.05

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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.