Home / 29,087.70-43,631.55-27,129.30

Finding the Fourth Proportional to 29,087.70, 43,631.55 and 27,129.30

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Solution

The fourth proportional to 29,087.70, 43,631.55 and 27,129.30 is: 40,693.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,087.70 : 43,631.55 = 27,129.30 : x
  2. Step 2: Convert to fraction form
    29,087.70/43,631.55 = 27,129.30/x
  3. Step 3: Cross multiply
    29,087.70x = 43,631.55 × 27,129.30
  4. Step 4: Simplify right side
    29,087.70x = 1,183,693,409.42
  5. Step 5: Solve for x
    x = 1,183,693,409.42/29,087.70
  6. Step 6: Final answer
    x = 40,693.95

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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.