Home / 28,301.92-42,452.88-10,767.64

Finding the Fourth Proportional to 28,301.92, 42,452.88 and 10,767.64

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Solution

The fourth proportional to 28,301.92, 42,452.88 and 10,767.64 is: 16,151.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,301.92 : 42,452.88 = 10,767.64 : x
  2. Step 2: Convert to fraction form
    28,301.92/42,452.88 = 10,767.64/x
  3. Step 3: Cross multiply
    28,301.92x = 42,452.88 × 10,767.64
  4. Step 4: Simplify right side
    28,301.92x = 457,117,328.80
  5. Step 5: Solve for x
    x = 457,117,328.80/28,301.92
  6. Step 6: Final answer
    x = 16,151.46

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.