Home / 14,168.36-21,253.08-7,234.76

Finding the Fourth Proportional to 14,168.36, 21,253.08 and 7,234.76

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Solution

The fourth proportional to 14,168.36, 21,253.08 and 7,234.76 is: 10,852.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,168.36 : 21,253.08 = 7,234.76 : x
  2. Step 2: Convert to fraction form
    14,168.36/21,253.08 = 7,234.76/x
  3. Step 3: Cross multiply
    14,168.36x = 21,253.08 × 7,234.76
  4. Step 4: Simplify right side
    14,168.36x = 153,760,933.06
  5. Step 5: Solve for x
    x = 153,760,933.06/14,168.36
  6. Step 6: Final answer
    x = 10,852.42

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.