Home / 27,726.92-38,261.46-15,150.92

Finding the Fourth Proportional to 27,726.92, 38,261.46 and 15,150.92

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Solution

The fourth proportional to 27,726.92, 38,261.46 and 15,150.92 is: 20,907.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,726.92 : 38,261.46 = 15,150.92 : x
  2. Step 2: Convert to fraction form
    27,726.92/38,261.46 = 15,150.92/x
  3. Step 3: Cross multiply
    27,726.92x = 38,261.46 × 15,150.92
  4. Step 4: Simplify right side
    27,726.92x = 579,696,319.54
  5. Step 5: Solve for x
    x = 579,696,319.54/27,726.92
  6. Step 6: Final answer
    x = 20,907.35

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Half scale
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Double scale
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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.