Home / 26,218.89-36,183.03-15,471.18

Finding the Fourth Proportional to 26,218.89, 36,183.03 and 15,471.18

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Solution

The fourth proportional to 26,218.89, 36,183.03 and 15,471.18 is: 21,350.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,218.89 : 36,183.03 = 15,471.18 : x
  2. Step 2: Convert to fraction form
    26,218.89/36,183.03 = 15,471.18/x
  3. Step 3: Cross multiply
    26,218.89x = 36,183.03 × 15,471.18
  4. Step 4: Simplify right side
    26,218.89x = 559,794,170.08
  5. Step 5: Solve for x
    x = 559,794,170.08/26,218.89
  6. Step 6: Final answer
    x = 21,350.80

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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.