Home / 27,647.22-41,471.12-6,870.72

Finding the Fourth Proportional to 27,647.22, 41,471.12 and 6,870.72

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Solution

The fourth proportional to 27,647.22, 41,471.12 and 6,870.72 is: 10,306.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,647.22 : 41,471.12 = 6,870.72 : x
  2. Step 2: Convert to fraction form
    27,647.22/41,471.12 = 6,870.72/x
  3. Step 3: Cross multiply
    27,647.22x = 41,471.12 × 6,870.72
  4. Step 4: Simplify right side
    27,647.22x = 284,936,453.61
  5. Step 5: Solve for x
    x = 284,936,453.61/27,647.22
  6. Step 6: Final answer
    x = 10,306.15

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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.