Home / 39,981.93-55,175.06-22,076.97

Finding the Fourth Proportional to 39,981.93, 55,175.06 and 22,076.97

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Solution

The fourth proportional to 39,981.93, 55,175.06 and 22,076.97 is: 30,466.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,981.93 : 55,175.06 = 22,076.97 : x
  2. Step 2: Convert to fraction form
    39,981.93/55,175.06 = 22,076.97/x
  3. Step 3: Cross multiply
    39,981.93x = 55,175.06 × 22,076.97
  4. Step 4: Simplify right side
    39,981.93x = 1,218,098,199.56
  5. Step 5: Solve for x
    x = 1,218,098,199.56/39,981.93
  6. Step 6: Final answer
    x = 30,466.22

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1.5x scale

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.