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Finding the Fourth Proportional to 27,222.95, 40,839.58 and 9,452.91

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Solution

The fourth proportional to 27,222.95, 40,839.58 and 9,452.91 is: 14,181.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,222.95 : 40,839.58 = 9,452.91 : x
  2. Step 2: Convert to fraction form
    27,222.95/40,839.58 = 9,452.91/x
  3. Step 3: Cross multiply
    27,222.95x = 40,839.58 × 9,452.91
  4. Step 4: Simplify right side
    27,222.95x = 386,052,952.64
  5. Step 5: Solve for x
    x = 386,052,952.64/27,222.95
  6. Step 6: Final answer
    x = 14,181.16

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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.