Home / 17,747.16-26,481.54-15,885.42

Finding the Fourth Proportional to 17,747.16, 26,481.54 and 15,885.42

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Solution

The fourth proportional to 17,747.16, 26,481.54 and 15,885.42 is: 23,703.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,747.16 : 26,481.54 = 15,885.42 : x
  2. Step 2: Convert to fraction form
    17,747.16/26,481.54 = 15,885.42/x
  3. Step 3: Cross multiply
    17,747.16x = 26,481.54 × 15,885.42
  4. Step 4: Simplify right side
    17,747.16x = 420,670,385.15
  5. Step 5: Solve for x
    x = 420,670,385.15/17,747.16
  6. Step 6: Final answer
    x = 23,703.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.