Home / 27,636.19-38,137.91-15,060.94

Finding the Fourth Proportional to 27,636.19, 38,137.91 and 15,060.94

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Solution

The fourth proportional to 27,636.19, 38,137.91 and 15,060.94 is: 20,784.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,636.19 : 38,137.91 = 15,060.94 : x
  2. Step 2: Convert to fraction form
    27,636.19/38,137.91 = 15,060.94/x
  3. Step 3: Cross multiply
    27,636.19x = 38,137.91 × 15,060.94
  4. Step 4: Simplify right side
    27,636.19x = 574,392,603.59
  5. Step 5: Solve for x
    x = 574,392,603.59/27,636.19
  6. Step 6: Final answer
    x = 20,784.08

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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.