Home / 27,111.75-37,414.41-15,176.19

Finding the Fourth Proportional to 27,111.75, 37,414.41 and 15,176.19

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Solution

The fourth proportional to 27,111.75, 37,414.41 and 15,176.19 is: 20,943.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,111.75 : 37,414.41 = 15,176.19 : x
  2. Step 2: Convert to fraction form
    27,111.75/37,414.41 = 15,176.19/x
  3. Step 3: Cross multiply
    27,111.75x = 37,414.41 × 15,176.19
  4. Step 4: Simplify right side
    27,111.75x = 567,808,194.90
  5. Step 5: Solve for x
    x = 567,808,194.90/27,111.75
  6. Step 6: Final answer
    x = 20,943.25

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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.