Home / 16,712.23-25,019.13-12,349.16

Finding the Fourth Proportional to 16,712.23, 25,019.13 and 12,349.16

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Solution

The fourth proportional to 16,712.23, 25,019.13 and 12,349.16 is: 18,487.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,712.23 : 25,019.13 = 12,349.16 : x
  2. Step 2: Convert to fraction form
    16,712.23/25,019.13 = 12,349.16/x
  3. Step 3: Cross multiply
    16,712.23x = 25,019.13 × 12,349.16
  4. Step 4: Simplify right side
    16,712.23x = 308,965,239.43
  5. Step 5: Solve for x
    x = 308,965,239.43/16,712.23
  6. Step 6: Final answer
    x = 18,487.37

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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.