Home / 28,865.46-39,832.23-16,760.41

Finding the Fourth Proportional to 28,865.46, 39,832.23 and 16,760.41

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Solution

The fourth proportional to 28,865.46, 39,832.23 and 16,760.41 is: 23,128.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,865.46 : 39,832.23 = 16,760.41 : x
  2. Step 2: Convert to fraction form
    28,865.46/39,832.23 = 16,760.41/x
  3. Step 3: Cross multiply
    28,865.46x = 39,832.23 × 16,760.41
  4. Step 4: Simplify right side
    28,865.46x = 667,604,506.01
  5. Step 5: Solve for x
    x = 667,604,506.01/28,865.46
  6. Step 6: Final answer
    x = 23,128.14

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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.