Home / 39,039.93-53,874.79-23,131.94

Finding the Fourth Proportional to 39,039.93, 53,874.79 and 23,131.94

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Solution

The fourth proportional to 39,039.93, 53,874.79 and 23,131.94 is: 31,921.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,039.93 : 53,874.79 = 23,131.94 : x
  2. Step 2: Convert to fraction form
    39,039.93/53,874.79 = 23,131.94/x
  3. Step 3: Cross multiply
    39,039.93x = 53,874.79 × 23,131.94
  4. Step 4: Simplify right side
    39,039.93x = 1,246,228,082.59
  5. Step 5: Solve for x
    x = 1,246,228,082.59/39,039.93
  6. Step 6: Final answer
    x = 31,921.88

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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.