Home / 36,196.28-49,950.24-20,280.68

Finding the Fourth Proportional to 36,196.28, 49,950.24 and 20,280.68

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Solution

The fourth proportional to 36,196.28, 49,950.24 and 20,280.68 is: 27,986.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,196.28 : 49,950.24 = 20,280.68 : x
  2. Step 2: Convert to fraction form
    36,196.28/49,950.24 = 20,280.68/x
  3. Step 3: Cross multiply
    36,196.28x = 49,950.24 × 20,280.68
  4. Step 4: Simplify right side
    36,196.28x = 1,013,024,833.36
  5. Step 5: Solve for x
    x = 1,013,024,833.36/36,196.28
  6. Step 6: Final answer
    x = 27,986.99

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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.