Home / 23,778.38-35,667.46-7,138.34

Finding the Fourth Proportional to 23,778.38, 35,667.46 and 7,138.34

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Solution

The fourth proportional to 23,778.38, 35,667.46 and 7,138.34 is: 10,707.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,778.38 : 35,667.46 = 7,138.34 : x
  2. Step 2: Convert to fraction form
    23,778.38/35,667.46 = 7,138.34/x
  3. Step 3: Cross multiply
    23,778.38x = 35,667.46 × 7,138.34
  4. Step 4: Simplify right side
    23,778.38x = 254,606,456.42
  5. Step 5: Solve for x
    x = 254,606,456.42/23,778.38
  6. Step 6: Final answer
    x = 10,707.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.