Home / 27,648.01-38,154.27-15,072.76

Finding the Fourth Proportional to 27,648.01, 38,154.27 and 15,072.76

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Solution

The fourth proportional to 27,648.01, 38,154.27 and 15,072.76 is: 20,800.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,648.01 : 38,154.27 = 15,072.76 : x
  2. Step 2: Convert to fraction form
    27,648.01/38,154.27 = 15,072.76/x
  3. Step 3: Cross multiply
    27,648.01x = 38,154.27 × 15,072.76
  4. Step 4: Simplify right side
    27,648.01x = 575,090,154.69
  5. Step 5: Solve for x
    x = 575,090,154.69/27,648.01
  6. Step 6: Final answer
    x = 20,800.42

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Half 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.