Home / 17,218.28-23,757.36-10,145.36

Finding the Fourth Proportional to 17,218.28, 23,757.36 and 10,145.36

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Solution

The fourth proportional to 17,218.28, 23,757.36 and 10,145.36 is: 13,998.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,218.28 : 23,757.36 = 10,145.36 : x
  2. Step 2: Convert to fraction form
    17,218.28/23,757.36 = 10,145.36/x
  3. Step 3: Cross multiply
    17,218.28x = 23,757.36 × 10,145.36
  4. Step 4: Simplify right side
    17,218.28x = 241,026,969.85
  5. Step 5: Solve for x
    x = 241,026,969.85/17,218.28
  6. Step 6: Final answer
    x = 13,998.32

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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.