Home / 47,115.09-65,020.20-25,895.73

Finding the Fourth Proportional to 47,115.09, 65,020.20 and 25,895.73

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Solution

The fourth proportional to 47,115.09, 65,020.20 and 25,895.73 is: 35,736.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,115.09 : 65,020.20 = 25,895.73 : x
  2. Step 2: Convert to fraction form
    47,115.09/65,020.20 = 25,895.73/x
  3. Step 3: Cross multiply
    47,115.09x = 65,020.20 × 25,895.73
  4. Step 4: Simplify right side
    47,115.09x = 1,683,745,543.75
  5. Step 5: Solve for x
    x = 1,683,745,543.75/47,115.09
  6. Step 6: Final answer
    x = 35,736.86

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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.