Home / 13,998.33-19,317.24-7,624.62

Finding the Fourth Proportional to 13,998.33, 19,317.24 and 7,624.62

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Solution

The fourth proportional to 13,998.33, 19,317.24 and 7,624.62 is: 10,521.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,998.33 : 19,317.24 = 7,624.62 : x
  2. Step 2: Convert to fraction form
    13,998.33/19,317.24 = 7,624.62/x
  3. Step 3: Cross multiply
    13,998.33x = 19,317.24 × 7,624.62
  4. Step 4: Simplify right side
    13,998.33x = 147,286,614.45
  5. Step 5: Solve for x
    x = 147,286,614.45/13,998.33
  6. Step 6: Final answer
    x = 10,521.73

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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.