Home / 31,814.46-43,904.03-17,667.30

Finding the Fourth Proportional to 31,814.46, 43,904.03 and 17,667.30

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Solution

The fourth proportional to 31,814.46, 43,904.03 and 17,667.30 is: 24,380.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,814.46 : 43,904.03 = 17,667.30 : x
  2. Step 2: Convert to fraction form
    31,814.46/43,904.03 = 17,667.30/x
  3. Step 3: Cross multiply
    31,814.46x = 43,904.03 × 17,667.30
  4. Step 4: Simplify right side
    31,814.46x = 775,665,745.52
  5. Step 5: Solve for x
    x = 775,665,745.52/31,814.46
  6. Step 6: Final answer
    x = 24,380.92

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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.