Home / 39,380.22-59,061.69-11,292.66

Finding the Fourth Proportional to 39,380.22, 59,061.69 and 11,292.66

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Solution

The fourth proportional to 39,380.22, 59,061.69 and 11,292.66 is: 16,936.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,380.22 : 59,061.69 = 11,292.66 : x
  2. Step 2: Convert to fraction form
    39,380.22/59,061.69 = 11,292.66/x
  3. Step 3: Cross multiply
    39,380.22x = 59,061.69 × 11,292.66
  4. Step 4: Simplify right side
    39,380.22x = 666,963,584.20
  5. Step 5: Solve for x
    x = 666,963,584.20/39,380.22
  6. Step 6: Final answer
    x = 16,936.51

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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.