Home / 26,914.18-37,183.70-20,563

Finding the Fourth Proportional to 26,914.18, 37,183.70 and 20,563

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Solution

The fourth proportional to 26,914.18, 37,183.70 and 20,563 is: 28,409.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,914.18 : 37,183.70 = 20,563 : x
  2. Step 2: Convert to fraction form
    26,914.18/37,183.70 = 20,563/x
  3. Step 3: Cross multiply
    26,914.18x = 37,183.70 × 20,563
  4. Step 4: Simplify right side
    26,914.18x = 764,608,423.10
  5. Step 5: Solve for x
    x = 764,608,423.10/26,914.18
  6. Step 6: Final answer
    x = 28,409.13

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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.