Home / 12,197.64-16,844.68-10,418.88

Finding the Fourth Proportional to 12,197.64, 16,844.68 and 10,418.88

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Solution

The fourth proportional to 12,197.64, 16,844.68 and 10,418.88 is: 14,388.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,197.64 : 16,844.68 = 10,418.88 : x
  2. Step 2: Convert to fraction form
    12,197.64/16,844.68 = 10,418.88/x
  3. Step 3: Cross multiply
    12,197.64x = 16,844.68 × 10,418.88
  4. Step 4: Simplify right side
    12,197.64x = 175,502,699.56
  5. Step 5: Solve for x
    x = 175,502,699.56/12,197.64
  6. Step 6: Final answer
    x = 14,388.25

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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.