Home / 39,792.45-54,912.51-22,567.98

Finding the Fourth Proportional to 39,792.45, 54,912.51 and 22,567.98

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Solution

The fourth proportional to 39,792.45, 54,912.51 and 22,567.98 is: 31,143.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,792.45 : 54,912.51 = 22,567.98 : x
  2. Step 2: Convert to fraction form
    39,792.45/54,912.51 = 22,567.98/x
  3. Step 3: Cross multiply
    39,792.45x = 54,912.51 × 22,567.98
  4. Step 4: Simplify right side
    39,792.45x = 1,239,264,342.80
  5. Step 5: Solve for x
    x = 1,239,264,342.80/39,792.45
  6. Step 6: Final answer
    x = 31,143.20

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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.