Home / 33,156.24-49,725.09-13,156.73

Finding the Fourth Proportional to 33,156.24, 49,725.09 and 13,156.73

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Solution

The fourth proportional to 33,156.24, 49,725.09 and 13,156.73 is: 19,731.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,156.24 : 49,725.09 = 13,156.73 : x
  2. Step 2: Convert to fraction form
    33,156.24/49,725.09 = 13,156.73/x
  3. Step 3: Cross multiply
    33,156.24x = 49,725.09 × 13,156.73
  4. Step 4: Simplify right side
    33,156.24x = 654,219,521.20
  5. Step 5: Solve for x
    x = 654,219,521.20/33,156.24
  6. Step 6: Final answer
    x = 19,731.42

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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.