Home / 29,086.21-40,136.61-16,338.70

Finding the Fourth Proportional to 29,086.21, 40,136.61 and 16,338.70

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Solution

The fourth proportional to 29,086.21, 40,136.61 and 16,338.70 is: 22,546.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,086.21 : 40,136.61 = 16,338.70 : x
  2. Step 2: Convert to fraction form
    29,086.21/40,136.61 = 16,338.70/x
  3. Step 3: Cross multiply
    29,086.21x = 40,136.61 × 16,338.70
  4. Step 4: Simplify right side
    29,086.21x = 655,780,029.81
  5. Step 5: Solve for x
    x = 655,780,029.81/29,086.21
  6. Step 6: Final answer
    x = 22,546.08

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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.