Home / 29,118.24-40,179.12-16,369.64

Finding the Fourth Proportional to 29,118.24, 40,179.12 and 16,369.64

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Solution

The fourth proportional to 29,118.24, 40,179.12 and 16,369.64 is: 22,587.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,118.24 : 40,179.12 = 16,369.64 : x
  2. Step 2: Convert to fraction form
    29,118.24/40,179.12 = 16,369.64/x
  3. Step 3: Cross multiply
    29,118.24x = 40,179.12 × 16,369.64
  4. Step 4: Simplify right side
    29,118.24x = 657,717,729.92
  5. Step 5: Solve for x
    x = 657,717,729.92/29,118.24
  6. Step 6: Final answer
    x = 22,587.83

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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.