Home / 35,676.32-49,229.52-20,568.80

Finding the Fourth Proportional to 35,676.32, 49,229.52 and 20,568.80

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Solution

The fourth proportional to 35,676.32, 49,229.52 and 20,568.80 is: 28,382.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,676.32 : 49,229.52 = 20,568.80 : x
  2. Step 2: Convert to fraction form
    35,676.32/49,229.52 = 20,568.80/x
  3. Step 3: Cross multiply
    35,676.32x = 49,229.52 × 20,568.80
  4. Step 4: Simplify right side
    35,676.32x = 1,012,592,150.98
  5. Step 5: Solve for x
    x = 1,012,592,150.98/35,676.32
  6. Step 6: Final answer
    x = 28,382.75

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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.