Home / 17,160.12-23,668.20-11,493

Finding the Fourth Proportional to 17,160.12, 23,668.20 and 11,493

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Solution

The fourth proportional to 17,160.12, 23,668.20 and 11,493 is: 15,851.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,160.12 : 23,668.20 = 11,493 : x
  2. Step 2: Convert to fraction form
    17,160.12/23,668.20 = 11,493/x
  3. Step 3: Cross multiply
    17,160.12x = 23,668.20 × 11,493
  4. Step 4: Simplify right side
    17,160.12x = 272,018,622.60
  5. Step 5: Solve for x
    x = 272,018,622.60/17,160.12
  6. Step 6: Final answer
    x = 15,851.79

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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.