Home / 17,208.16-23,743.64-11,248.56

Finding the Fourth Proportional to 17,208.16, 23,743.64 and 11,248.56

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Solution

The fourth proportional to 17,208.16, 23,743.64 and 11,248.56 is: 15,520.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,208.16 : 23,743.64 = 11,248.56 : x
  2. Step 2: Convert to fraction form
    17,208.16/23,743.64 = 11,248.56/x
  3. Step 3: Cross multiply
    17,208.16x = 23,743.64 × 11,248.56
  4. Step 4: Simplify right side
    17,208.16x = 267,081,759.16
  5. Step 5: Solve for x
    x = 267,081,759.16/17,208.16
  6. Step 6: Final answer
    x = 15,520.65

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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.