Home / 27,058.05-37,338.44-15,121.08

Finding the Fourth Proportional to 27,058.05, 37,338.44 and 15,121.08

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Solution

The fourth proportional to 27,058.05, 37,338.44 and 15,121.08 is: 20,866.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,058.05 : 37,338.44 = 15,121.08 : x
  2. Step 2: Convert to fraction form
    27,058.05/37,338.44 = 15,121.08/x
  3. Step 3: Cross multiply
    27,058.05x = 37,338.44 × 15,121.08
  4. Step 4: Simplify right side
    27,058.05x = 564,597,462.71
  5. Step 5: Solve for x
    x = 564,597,462.71/27,058.05
  6. Step 6: Final answer
    x = 20,866.15

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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.