Home / 39,837.84-55,021.71-27,069.69

Finding the Fourth Proportional to 39,837.84, 55,021.71 and 27,069.69

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Solution

The fourth proportional to 39,837.84, 55,021.71 and 27,069.69 is: 37,387.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,837.84 : 55,021.71 = 27,069.69 : x
  2. Step 2: Convert to fraction form
    39,837.84/55,021.71 = 27,069.69/x
  3. Step 3: Cross multiply
    39,837.84x = 55,021.71 × 27,069.69
  4. Step 4: Simplify right side
    39,837.84x = 1,489,420,632.97
  5. Step 5: Solve for x
    x = 1,489,420,632.97/39,837.84
  6. Step 6: Final answer
    x = 37,387.08

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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.