Home / 49,557.36-68,366.82-29,415.09

Finding the Fourth Proportional to 49,557.36, 68,366.82 and 29,415.09

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Solution

The fourth proportional to 49,557.36, 68,366.82 and 29,415.09 is: 40,579.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,557.36 : 68,366.82 = 29,415.09 : x
  2. Step 2: Convert to fraction form
    49,557.36/68,366.82 = 29,415.09/x
  3. Step 3: Cross multiply
    49,557.36x = 68,366.82 × 29,415.09
  4. Step 4: Simplify right side
    49,557.36x = 2,011,016,163.31
  5. Step 5: Solve for x
    x = 2,011,016,163.31/49,557.36
  6. Step 6: Final answer
    x = 40,579.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.