Home / 27,338.06-37,726.93-15,238.54

Finding the Fourth Proportional to 27,338.06, 37,726.93 and 15,238.54

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Solution

The fourth proportional to 27,338.06, 37,726.93 and 15,238.54 is: 21,029.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,338.06 : 37,726.93 = 15,238.54 : x
  2. Step 2: Convert to fraction form
    27,338.06/37,726.93 = 15,238.54/x
  3. Step 3: Cross multiply
    27,338.06x = 37,726.93 × 15,238.54
  4. Step 4: Simplify right side
    27,338.06x = 574,903,331.88
  5. Step 5: Solve for x
    x = 574,903,331.88/27,338.06
  6. Step 6: Final answer
    x = 21,029.41

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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.