Home / 29,037.62-40,084.20-19,618.94

Finding the Fourth Proportional to 29,037.62, 40,084.20 and 19,618.94

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Solution

The fourth proportional to 29,037.62, 40,084.20 and 19,618.94 is: 27,082.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,037.62 : 40,084.20 = 19,618.94 : x
  2. Step 2: Convert to fraction form
    29,037.62/40,084.20 = 19,618.94/x
  3. Step 3: Cross multiply
    29,037.62x = 40,084.20 × 19,618.94
  4. Step 4: Simplify right side
    29,037.62x = 786,409,614.96
  5. Step 5: Solve for x
    x = 786,409,614.96/29,037.62
  6. Step 6: Final answer
    x = 27,082.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.