Home / 39,516.73-59,222.82-20,758.42

Finding the Fourth Proportional to 39,516.73, 59,222.82 and 20,758.42

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Solution

The fourth proportional to 39,516.73, 59,222.82 and 20,758.42 is: 31,110.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,516.73 : 59,222.82 = 20,758.42 : x
  2. Step 2: Convert to fraction form
    39,516.73/59,222.82 = 20,758.42/x
  3. Step 3: Cross multiply
    39,516.73x = 59,222.82 × 20,758.42
  4. Step 4: Simplify right side
    39,516.73x = 1,229,372,171.14
  5. Step 5: Solve for x
    x = 1,229,372,171.14/39,516.73
  6. Step 6: Final answer
    x = 31,110.17

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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.