Home / 11,454.43-17,147.06-10,359.31

Finding the Fourth Proportional to 11,454.43, 17,147.06 and 10,359.31

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Solution

The fourth proportional to 11,454.43, 17,147.06 and 10,359.31 is: 15,507.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,454.43 : 17,147.06 = 10,359.31 : x
  2. Step 2: Convert to fraction form
    11,454.43/17,147.06 = 10,359.31/x
  3. Step 3: Cross multiply
    11,454.43x = 17,147.06 × 10,359.31
  4. Step 4: Simplify right side
    11,454.43x = 177,631,710.13
  5. Step 5: Solve for x
    x = 177,631,710.13/11,454.43
  6. Step 6: Final answer
    x = 15,507.69

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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.