Home / 14,191.19-19,586.15-8,226.32

Finding the Fourth Proportional to 14,191.19, 19,586.15 and 8,226.32

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Solution

The fourth proportional to 14,191.19, 19,586.15 and 8,226.32 is: 11,353.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,191.19 : 19,586.15 = 8,226.32 : x
  2. Step 2: Convert to fraction form
    14,191.19/19,586.15 = 8,226.32/x
  3. Step 3: Cross multiply
    14,191.19x = 19,586.15 × 8,226.32
  4. Step 4: Simplify right side
    14,191.19x = 161,121,861.20
  5. Step 5: Solve for x
    x = 161,121,861.20/14,191.19
  6. Step 6: Final answer
    x = 11,353.65

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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.