Home / 47,778.81-71,667.41-16,613.25

Finding the Fourth Proportional to 47,778.81, 71,667.41 and 16,613.25

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Solution

The fourth proportional to 47,778.81, 71,667.41 and 16,613.25 is: 24,919.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,778.81 : 71,667.41 = 16,613.25 : x
  2. Step 2: Convert to fraction form
    47,778.81/71,667.41 = 16,613.25/x
  3. Step 3: Cross multiply
    47,778.81x = 71,667.41 × 16,613.25
  4. Step 4: Simplify right side
    47,778.81x = 1,190,628,516.12
  5. Step 5: Solve for x
    x = 1,190,628,516.12/47,778.81
  6. Step 6: Final answer
    x = 24,919.59

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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.