Home / 17,895.72-26,846.40-5,414.20

Finding the Fourth Proportional to 17,895.72, 26,846.40 and 5,414.20

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Solution

The fourth proportional to 17,895.72, 26,846.40 and 5,414.20 is: 8,122.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,895.72 : 26,846.40 = 5,414.20 : x
  2. Step 2: Convert to fraction form
    17,895.72/26,846.40 = 5,414.20/x
  3. Step 3: Cross multiply
    17,895.72x = 26,846.40 × 5,414.20
  4. Step 4: Simplify right side
    17,895.72x = 145,351,778.88
  5. Step 5: Solve for x
    x = 145,351,778.88/17,895.72
  6. Step 6: Final answer
    x = 8,122.15

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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.