Home / 40,171.15-60,256.41-12,091.08

Finding the Fourth Proportional to 40,171.15, 60,256.41 and 12,091.08

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Solution

The fourth proportional to 40,171.15, 60,256.41 and 12,091.08 is: 18,136.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,171.15 : 60,256.41 = 12,091.08 : x
  2. Step 2: Convert to fraction form
    40,171.15/60,256.41 = 12,091.08/x
  3. Step 3: Cross multiply
    40,171.15x = 60,256.41 × 12,091.08
  4. Step 4: Simplify right side
    40,171.15x = 728,565,073.82
  5. Step 5: Solve for x
    x = 728,565,073.82/40,171.15
  6. Step 6: Final answer
    x = 18,136.53

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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.