Home / 17,945.20-26,912.05-5,935.12

Finding the Fourth Proportional to 17,945.20, 26,912.05 and 5,935.12

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Solution

The fourth proportional to 17,945.20, 26,912.05 and 5,935.12 is: 8,900.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,945.20 : 26,912.05 = 5,935.12 : x
  2. Step 2: Convert to fraction form
    17,945.20/26,912.05 = 5,935.12/x
  3. Step 3: Cross multiply
    17,945.20x = 26,912.05 × 5,935.12
  4. Step 4: Simplify right side
    17,945.20x = 159,726,111.64
  5. Step 5: Solve for x
    x = 159,726,111.64/17,945.20
  6. Step 6: Final answer
    x = 8,900.77

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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.