Home / 15,998.72-23,967.36-12,472.25

Finding the Fourth Proportional to 15,998.72, 23,967.36 and 12,472.25

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Solution

The fourth proportional to 15,998.72, 23,967.36 and 12,472.25 is: 18,684.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,998.72 : 23,967.36 = 12,472.25 : x
  2. Step 2: Convert to fraction form
    15,998.72/23,967.36 = 12,472.25/x
  3. Step 3: Cross multiply
    15,998.72x = 23,967.36 × 12,472.25
  4. Step 4: Simplify right side
    15,998.72x = 298,926,785.92
  5. Step 5: Solve for x
    x = 298,926,785.92/15,998.72
  6. Step 6: Final answer
    x = 18,684.42

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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.