Home / 26,942.68-37,151.18-18,446.20

Finding the Fourth Proportional to 26,942.68, 37,151.18 and 18,446.20

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Solution

The fourth proportional to 26,942.68, 37,151.18 and 18,446.20 is: 25,435.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,942.68 : 37,151.18 = 18,446.20 : x
  2. Step 2: Convert to fraction form
    26,942.68/37,151.18 = 18,446.20/x
  3. Step 3: Cross multiply
    26,942.68x = 37,151.18 × 18,446.20
  4. Step 4: Simplify right side
    26,942.68x = 685,298,096.52
  5. Step 5: Solve for x
    x = 685,298,096.52/26,942.68
  6. Step 6: Final answer
    x = 25,435.41

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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.