Home / 17,861.06-26,791.32-7,472.81

Finding the Fourth Proportional to 17,861.06, 26,791.32 and 7,472.81

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Solution

The fourth proportional to 17,861.06, 26,791.32 and 7,472.81 is: 11,209.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,861.06 : 26,791.32 = 7,472.81 : x
  2. Step 2: Convert to fraction form
    17,861.06/26,791.32 = 7,472.81/x
  3. Step 3: Cross multiply
    17,861.06x = 26,791.32 × 7,472.81
  4. Step 4: Simplify right side
    17,861.06x = 200,206,444.01
  5. Step 5: Solve for x
    x = 200,206,444.01/17,861.06
  6. Step 6: Final answer
    x = 11,209.10

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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.