Home / 17,331.37-23,917.22-9,777.70

Finding the Fourth Proportional to 17,331.37, 23,917.22 and 9,777.70

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Solution

The fourth proportional to 17,331.37, 23,917.22 and 9,777.70 is: 13,493.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,331.37 : 23,917.22 = 9,777.70 : x
  2. Step 2: Convert to fraction form
    17,331.37/23,917.22 = 9,777.70/x
  3. Step 3: Cross multiply
    17,331.37x = 23,917.22 × 9,777.70
  4. Step 4: Simplify right side
    17,331.37x = 233,855,401.99
  5. Step 5: Solve for x
    x = 233,855,401.99/17,331.37
  6. Step 6: Final answer
    x = 13,493.19

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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.