Home / 14,422.05-19,902.51-8,134.83

Finding the Fourth Proportional to 14,422.05, 19,902.51 and 8,134.83

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Solution

The fourth proportional to 14,422.05, 19,902.51 and 8,134.83 is: 11,226.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,422.05 : 19,902.51 = 8,134.83 : x
  2. Step 2: Convert to fraction form
    14,422.05/19,902.51 = 8,134.83/x
  3. Step 3: Cross multiply
    14,422.05x = 19,902.51 × 8,134.83
  4. Step 4: Simplify right side
    14,422.05x = 161,903,535.42
  5. Step 5: Solve for x
    x = 161,903,535.42/14,422.05
  6. Step 6: Final answer
    x = 11,226.11

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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.