Home / 39,723.84-59,610.88-22,205.16

Finding the Fourth Proportional to 39,723.84, 59,610.88 and 22,205.16

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Solution

The fourth proportional to 39,723.84, 59,610.88 and 22,205.16 is: 33,321.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,723.84 : 59,610.88 = 22,205.16 : x
  2. Step 2: Convert to fraction form
    39,723.84/59,610.88 = 22,205.16/x
  3. Step 3: Cross multiply
    39,723.84x = 59,610.88 × 22,205.16
  4. Step 4: Simplify right side
    39,723.84x = 1,323,669,128.14
  5. Step 5: Solve for x
    x = 1,323,669,128.14/39,723.84
  6. Step 6: Final answer
    x = 33,321.78

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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.