Home / 35,676.28-49,233.09-20,568.79

Finding the Fourth Proportional to 35,676.28, 49,233.09 and 20,568.79

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Solution

The fourth proportional to 35,676.28, 49,233.09 and 20,568.79 is: 28,384.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,676.28 : 49,233.09 = 20,568.79 : x
  2. Step 2: Convert to fraction form
    35,676.28/49,233.09 = 20,568.79/x
  3. Step 3: Cross multiply
    35,676.28x = 49,233.09 × 20,568.79
  4. Step 4: Simplify right side
    35,676.28x = 1,012,665,089.26
  5. Step 5: Solve for x
    x = 1,012,665,089.26/35,676.28
  6. Step 6: Final answer
    x = 28,384.83

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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.