Home / 29,446.38-40,624.88-18,817.56

Finding the Fourth Proportional to 29,446.38, 40,624.88 and 18,817.56

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Solution

The fourth proportional to 29,446.38, 40,624.88 and 18,817.56 is: 25,961.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,446.38 : 40,624.88 = 18,817.56 : x
  2. Step 2: Convert to fraction form
    29,446.38/40,624.88 = 18,817.56/x
  3. Step 3: Cross multiply
    29,446.38x = 40,624.88 × 18,817.56
  4. Step 4: Simplify right side
    29,446.38x = 764,461,022.81
  5. Step 5: Solve for x
    x = 764,461,022.81/29,446.38
  6. Step 6: Final answer
    x = 25,961.12

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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.