Home / 17,439.39-24,064.17-11,786.43

Finding the Fourth Proportional to 17,439.39, 24,064.17 and 11,786.43

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Solution

The fourth proportional to 17,439.39, 24,064.17 and 11,786.43 is: 16,263.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,439.39 : 24,064.17 = 11,786.43 : x
  2. Step 2: Convert to fraction form
    17,439.39/24,064.17 = 11,786.43/x
  3. Step 3: Cross multiply
    17,439.39x = 24,064.17 × 11,786.43
  4. Step 4: Simplify right side
    17,439.39x = 283,630,655.21
  5. Step 5: Solve for x
    x = 283,630,655.21/17,439.39
  6. Step 6: Final answer
    x = 16,263.79

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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.