Home / 29,568.05-40,804.29-16,139.69

Finding the Fourth Proportional to 29,568.05, 40,804.29 and 16,139.69

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Solution

The fourth proportional to 29,568.05, 40,804.29 and 16,139.69 is: 22,272.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,568.05 : 40,804.29 = 16,139.69 : x
  2. Step 2: Convert to fraction form
    29,568.05/40,804.29 = 16,139.69/x
  3. Step 3: Cross multiply
    29,568.05x = 40,804.29 × 16,139.69
  4. Step 4: Simplify right side
    29,568.05x = 658,568,591.27
  5. Step 5: Solve for x
    x = 658,568,591.27/29,568.05
  6. Step 6: Final answer
    x = 22,272.98

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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.