Home / 12,296.24-18,416.61-10,081.91

Finding the Fourth Proportional to 12,296.24, 18,416.61 and 10,081.91

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Solution

The fourth proportional to 12,296.24, 18,416.61 and 10,081.91 is: 15,100.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,296.24 : 18,416.61 = 10,081.91 : x
  2. Step 2: Convert to fraction form
    12,296.24/18,416.61 = 10,081.91/x
  3. Step 3: Cross multiply
    12,296.24x = 18,416.61 × 10,081.91
  4. Step 4: Simplify right side
    12,296.24x = 185,674,512.44
  5. Step 5: Solve for x
    x = 185,674,512.44/12,296.24
  6. Step 6: Final answer
    x = 15,100.11

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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.