Home / 39,792.89-54,921.99-22,808.52

Finding the Fourth Proportional to 39,792.89, 54,921.99 and 22,808.52

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Solution

The fourth proportional to 39,792.89, 54,921.99 and 22,808.52 is: 31,480.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,792.89 : 54,921.99 = 22,808.52 : x
  2. Step 2: Convert to fraction form
    39,792.89/54,921.99 = 22,808.52/x
  3. Step 3: Cross multiply
    39,792.89x = 54,921.99 × 22,808.52
  4. Step 4: Simplify right side
    39,792.89x = 1,252,689,307.35
  5. Step 5: Solve for x
    x = 1,252,689,307.35/39,792.89
  6. Step 6: Final answer
    x = 31,480.23

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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.