Home / 31,853.82-47,781.01-9,667.19

Finding the Fourth Proportional to 31,853.82, 47,781.01 and 9,667.19

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Solution

The fourth proportional to 31,853.82, 47,781.01 and 9,667.19 is: 14,500.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,853.82 : 47,781.01 = 9,667.19 : x
  2. Step 2: Convert to fraction form
    31,853.82/47,781.01 = 9,667.19/x
  3. Step 3: Cross multiply
    31,853.82x = 47,781.01 × 9,667.19
  4. Step 4: Simplify right side
    31,853.82x = 461,908,233.60
  5. Step 5: Solve for x
    x = 461,908,233.60/31,853.82
  6. Step 6: Final answer
    x = 14,500.87

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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.