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Finding the Fourth Proportional to 27,263.93, 40,895.96 and 8,288.73

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Solution

The fourth proportional to 27,263.93, 40,895.96 and 8,288.73 is: 12,433.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,263.93 : 40,895.96 = 8,288.73 : x
  2. Step 2: Convert to fraction form
    27,263.93/40,895.96 = 8,288.73/x
  3. Step 3: Cross multiply
    27,263.93x = 40,895.96 × 8,288.73
  4. Step 4: Simplify right side
    27,263.93x = 338,975,575.71
  5. Step 5: Solve for x
    x = 338,975,575.71/27,263.93
  6. Step 6: Final answer
    x = 12,433.11

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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.