Home / 29,600.21-40,849.28-16,172.71

Finding the Fourth Proportional to 29,600.21, 40,849.28 and 16,172.71

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Solution

The fourth proportional to 29,600.21, 40,849.28 and 16,172.71 is: 22,318.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,600.21 : 40,849.28 = 16,172.71 : x
  2. Step 2: Convert to fraction form
    29,600.21/40,849.28 = 16,172.71/x
  3. Step 3: Cross multiply
    29,600.21x = 40,849.28 × 16,172.71
  4. Step 4: Simplify right side
    29,600.21x = 660,643,559.15
  5. Step 5: Solve for x
    x = 660,643,559.15/29,600.21
  6. Step 6: Final answer
    x = 22,318.88

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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.