Home / 49,013.33-73,523.51-20,521.61

Finding the Fourth Proportional to 49,013.33, 73,523.51 and 20,521.61

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Solution

The fourth proportional to 49,013.33, 73,523.51 and 20,521.61 is: 30,783.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,013.33 : 73,523.51 = 20,521.61 : x
  2. Step 2: Convert to fraction form
    49,013.33/73,523.51 = 20,521.61/x
  3. Step 3: Cross multiply
    49,013.33x = 73,523.51 × 20,521.61
  4. Step 4: Simplify right side
    49,013.33x = 1,508,821,033.16
  5. Step 5: Solve for x
    x = 1,508,821,033.16/49,013.33
  6. Step 6: Final answer
    x = 30,783.89

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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.