Home / 27,572.40-38,049.70-14,997.16

Finding the Fourth Proportional to 27,572.40, 38,049.70 and 14,997.16

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Solution

The fourth proportional to 27,572.40, 38,049.70 and 14,997.16 is: 20,695.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,572.40 : 38,049.70 = 14,997.16 : x
  2. Step 2: Convert to fraction form
    27,572.40/38,049.70 = 14,997.16/x
  3. Step 3: Cross multiply
    27,572.40x = 38,049.70 × 14,997.16
  4. Step 4: Simplify right side
    27,572.40x = 570,637,438.85
  5. Step 5: Solve for x
    x = 570,637,438.85/27,572.40
  6. Step 6: Final answer
    x = 20,695.97

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Half scale
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Double scale
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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.