Home / 33,156.05-49,734.08-31,716.28

Finding the Fourth Proportional to 33,156.05, 49,734.08 and 31,716.28

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Solution

The fourth proportional to 33,156.05, 49,734.08 and 31,716.28 is: 47,574.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,156.05 : 49,734.08 = 31,716.28 : x
  2. Step 2: Convert to fraction form
    33,156.05/49,734.08 = 31,716.28/x
  3. Step 3: Cross multiply
    33,156.05x = 49,734.08 × 31,716.28
  4. Step 4: Simplify right side
    33,156.05x = 1,577,380,006.82
  5. Step 5: Solve for x
    x = 1,577,380,006.82/33,156.05
  6. Step 6: Final answer
    x = 47,574.42

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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.