Home / 17,028.30-23,499.50-9,371.79

Finding the Fourth Proportional to 17,028.30, 23,499.50 and 9,371.79

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Solution

The fourth proportional to 17,028.30, 23,499.50 and 9,371.79 is: 12,933.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,028.30 : 23,499.50 = 9,371.79 : x
  2. Step 2: Convert to fraction form
    17,028.30/23,499.50 = 9,371.79/x
  3. Step 3: Cross multiply
    17,028.30x = 23,499.50 × 9,371.79
  4. Step 4: Simplify right side
    17,028.30x = 220,232,391.45
  5. Step 5: Solve for x
    x = 220,232,391.45/17,028.30
  6. Step 6: Final answer
    x = 12,933.32

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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.