Home / 17,148.59-23,654.45-11,768.57

Finding the Fourth Proportional to 17,148.59, 23,654.45 and 11,768.57

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Solution

The fourth proportional to 17,148.59, 23,654.45 and 11,768.57 is: 16,233.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,148.59 : 23,654.45 = 11,768.57 : x
  2. Step 2: Convert to fraction form
    17,148.59/23,654.45 = 11,768.57/x
  3. Step 3: Cross multiply
    17,148.59x = 23,654.45 × 11,768.57
  4. Step 4: Simplify right side
    17,148.59x = 278,378,873.52
  5. Step 5: Solve for x
    x = 278,378,873.52/17,148.59
  6. Step 6: Final answer
    x = 16,233.34

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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.