Home / 33,315.72-49,998.14-15,785.48

Finding the Fourth Proportional to 33,315.72, 49,998.14 and 15,785.48

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Solution

The fourth proportional to 33,315.72, 49,998.14 and 15,785.48 is: 23,689.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,315.72 : 49,998.14 = 15,785.48 : x
  2. Step 2: Convert to fraction form
    33,315.72/49,998.14 = 15,785.48/x
  3. Step 3: Cross multiply
    33,315.72x = 49,998.14 × 15,785.48
  4. Step 4: Simplify right side
    33,315.72x = 789,244,639.01
  5. Step 5: Solve for x
    x = 789,244,639.01/33,315.72
  6. Step 6: Final answer
    x = 23,689.86

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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.