Home / 47,123.20-65,029.96-25,902.48

Finding the Fourth Proportional to 47,123.20, 65,029.96 and 25,902.48

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Solution

The fourth proportional to 47,123.20, 65,029.96 and 25,902.48 is: 35,745.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,123.20 : 65,029.96 = 25,902.48 : x
  2. Step 2: Convert to fraction form
    47,123.20/65,029.96 = 25,902.48/x
  3. Step 3: Cross multiply
    47,123.20x = 65,029.96 × 25,902.48
  4. Step 4: Simplify right side
    47,123.20x = 1,684,437,238.30
  5. Step 5: Solve for x
    x = 1,684,437,238.30/47,123.20
  6. Step 6: Final answer
    x = 35,745.39

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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.