Home / 16,117.78-24,186.26-8,722.09

Finding the Fourth Proportional to 16,117.78, 24,186.26 and 8,722.09

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Solution

The fourth proportional to 16,117.78, 24,186.26 and 8,722.09 is: 13,088.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,117.78 : 24,186.26 = 8,722.09 : x
  2. Step 2: Convert to fraction form
    16,117.78/24,186.26 = 8,722.09/x
  3. Step 3: Cross multiply
    16,117.78x = 24,186.26 × 8,722.09
  4. Step 4: Simplify right side
    16,117.78x = 210,954,736.48
  5. Step 5: Solve for x
    x = 210,954,736.48/16,117.78
  6. Step 6: Final answer
    x = 13,088.32

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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.