Home / 29,651.47-40,909.15-16,895.69

Finding the Fourth Proportional to 29,651.47, 40,909.15 and 16,895.69

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Solution

The fourth proportional to 29,651.47, 40,909.15 and 16,895.69 is: 23,310.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,651.47 : 40,909.15 = 16,895.69 : x
  2. Step 2: Convert to fraction form
    29,651.47/40,909.15 = 16,895.69/x
  3. Step 3: Cross multiply
    29,651.47x = 40,909.15 × 16,895.69
  4. Step 4: Simplify right side
    29,651.47x = 691,188,286.55
  5. Step 5: Solve for x
    x = 691,188,286.55/29,651.47
  6. Step 6: Final answer
    x = 23,310.42

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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.