Home / 27,058.58-37,340.71-15,121.91

Finding the Fourth Proportional to 27,058.58, 37,340.71 and 15,121.91

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Solution

The fourth proportional to 27,058.58, 37,340.71 and 15,121.91 is: 20,868.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,058.58 : 37,340.71 = 15,121.91 : x
  2. Step 2: Convert to fraction form
    27,058.58/37,340.71 = 15,121.91/x
  3. Step 3: Cross multiply
    27,058.58x = 37,340.71 × 15,121.91
  4. Step 4: Simplify right side
    27,058.58x = 564,662,593.64
  5. Step 5: Solve for x
    x = 564,662,593.64/27,058.58
  6. Step 6: Final answer
    x = 20,868.16

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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.