Home / 17,292.72-23,867.55-11,313.30

Finding the Fourth Proportional to 17,292.72, 23,867.55 and 11,313.30

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Solution

The fourth proportional to 17,292.72, 23,867.55 and 11,313.30 is: 15,614.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,292.72 : 23,867.55 = 11,313.30 : x
  2. Step 2: Convert to fraction form
    17,292.72/23,867.55 = 11,313.30/x
  3. Step 3: Cross multiply
    17,292.72x = 23,867.55 × 11,313.30
  4. Step 4: Simplify right side
    17,292.72x = 270,020,753.42
  5. Step 5: Solve for x
    x = 270,020,753.42/17,292.72
  6. Step 6: Final answer
    x = 15,614.71

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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.