Home / 33,680.50-50,509.74-15,908.38

Finding the Fourth Proportional to 33,680.50, 50,509.74 and 15,908.38

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Solution

The fourth proportional to 33,680.50, 50,509.74 and 15,908.38 is: 23,857.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,680.50 : 50,509.74 = 15,908.38 : x
  2. Step 2: Convert to fraction form
    33,680.50/50,509.74 = 15,908.38/x
  3. Step 3: Cross multiply
    33,680.50x = 50,509.74 × 15,908.38
  4. Step 4: Simplify right side
    33,680.50x = 803,528,137.62
  5. Step 5: Solve for x
    x = 803,528,137.62/33,680.50
  6. Step 6: Final answer
    x = 23,857.37

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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.