Home / 14,003.24-19,324.30-7,630.10

Finding the Fourth Proportional to 14,003.24, 19,324.30 and 7,630.10

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Solution

The fourth proportional to 14,003.24, 19,324.30 and 7,630.10 is: 10,529.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,003.24 : 19,324.30 = 7,630.10 : x
  2. Step 2: Convert to fraction form
    14,003.24/19,324.30 = 7,630.10/x
  3. Step 3: Cross multiply
    14,003.24x = 19,324.30 × 7,630.10
  4. Step 4: Simplify right side
    14,003.24x = 147,446,291.05
  5. Step 5: Solve for x
    x = 147,446,291.05/14,003.24
  6. Step 6: Final answer
    x = 10,529.44

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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.