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Finding the Fourth Proportional to 27,082.32, 40,624.32 and 7,361.30

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Solution

The fourth proportional to 27,082.32, 40,624.32 and 7,361.30 is: 11,042.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,082.32 : 40,624.32 = 7,361.30 : x
  2. Step 2: Convert to fraction form
    27,082.32/40,624.32 = 7,361.30/x
  3. Step 3: Cross multiply
    27,082.32x = 40,624.32 × 7,361.30
  4. Step 4: Simplify right side
    27,082.32x = 299,047,631.30
  5. Step 5: Solve for x
    x = 299,047,631.30/27,082.32
  6. Step 6: Final answer
    x = 11,042.17

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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.