Home / 33,162.76-49,728.54-13,426.30

Finding the Fourth Proportional to 33,162.76, 49,728.54 and 13,426.30

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Solution

The fourth proportional to 33,162.76, 49,728.54 and 13,426.30 is: 20,133.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,162.76 : 49,728.54 = 13,426.30 : x
  2. Step 2: Convert to fraction form
    33,162.76/49,728.54 = 13,426.30/x
  3. Step 3: Cross multiply
    33,162.76x = 49,728.54 × 13,426.30
  4. Step 4: Simplify right side
    33,162.76x = 667,670,296.60
  5. Step 5: Solve for x
    x = 667,670,296.60/33,162.76
  6. Step 6: Final answer
    x = 20,133.13

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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.