Home / 27,726.48-38,261.52-15,150.96

Finding the Fourth Proportional to 27,726.48, 38,261.52 and 15,150.96

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Solution

The fourth proportional to 27,726.48, 38,261.52 and 15,150.96 is: 20,907.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,726.48 : 38,261.52 = 15,150.96 : x
  2. Step 2: Convert to fraction form
    27,726.48/38,261.52 = 15,150.96/x
  3. Step 3: Cross multiply
    27,726.48x = 38,261.52 × 15,150.96
  4. Step 4: Simplify right side
    27,726.48x = 579,698,759.06
  5. Step 5: Solve for x
    x = 579,698,759.06/27,726.48
  6. Step 6: Final answer
    x = 20,907.77

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Similar ratio
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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.