Home / 34,712.22-47,902.86-18,796.68

Finding the Fourth Proportional to 34,712.22, 47,902.86 and 18,796.68

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Solution

The fourth proportional to 34,712.22, 47,902.86 and 18,796.68 is: 25,939.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,712.22 : 47,902.86 = 18,796.68 : x
  2. Step 2: Convert to fraction form
    34,712.22/47,902.86 = 18,796.68/x
  3. Step 3: Cross multiply
    34,712.22x = 47,902.86 × 18,796.68
  4. Step 4: Simplify right side
    34,712.22x = 900,414,730.50
  5. Step 5: Solve for x
    x = 900,414,730.50/34,712.22
  6. Step 6: Final answer
    x = 25,939.42

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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.