Home / 22,184.08-30,613.54-12,112.13

Finding the Fourth Proportional to 22,184.08, 30,613.54 and 12,112.13

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Solution

The fourth proportional to 22,184.08, 30,613.54 and 12,112.13 is: 16,714.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,184.08 : 30,613.54 = 12,112.13 : x
  2. Step 2: Convert to fraction form
    22,184.08/30,613.54 = 12,112.13/x
  3. Step 3: Cross multiply
    22,184.08x = 30,613.54 × 12,112.13
  4. Step 4: Simplify right side
    22,184.08x = 370,795,115.68
  5. Step 5: Solve for x
    x = 370,795,115.68/22,184.08
  6. Step 6: Final answer
    x = 16,714.47

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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.