Home / 33,458.16-49,975.32-31,538.88

Finding the Fourth Proportional to 33,458.16, 49,975.32 and 31,538.88

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Solution

The fourth proportional to 33,458.16, 49,975.32 and 31,538.88 is: 47,108.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,458.16 : 49,975.32 = 31,538.88 : x
  2. Step 2: Convert to fraction form
    33,458.16/49,975.32 = 31,538.88/x
  3. Step 3: Cross multiply
    33,458.16x = 49,975.32 × 31,538.88
  4. Step 4: Simplify right side
    33,458.16x = 1,576,165,620.44
  5. Step 5: Solve for x
    x = 1,576,165,620.44/33,458.16
  6. Step 6: Final answer
    x = 47,108.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.