Home / 34,765.50-47,976.45-18,849.96

Finding the Fourth Proportional to 34,765.50, 47,976.45 and 18,849.96

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Solution

The fourth proportional to 34,765.50, 47,976.45 and 18,849.96 is: 26,012.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,765.50 : 47,976.45 = 18,849.96 : x
  2. Step 2: Convert to fraction form
    34,765.50/47,976.45 = 18,849.96/x
  3. Step 3: Cross multiply
    34,765.50x = 47,976.45 × 18,849.96
  4. Step 4: Simplify right side
    34,765.50x = 904,354,163.44
  5. Step 5: Solve for x
    x = 904,354,163.44/34,765.50
  6. Step 6: Final answer
    x = 26,012.98

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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.