Home / 47,448.88-71,149.11-15,847.56

Finding the Fourth Proportional to 47,448.88, 71,149.11 and 15,847.56

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Solution

The fourth proportional to 47,448.88, 71,149.11 and 15,847.56 is: 23,763.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,448.88 : 71,149.11 = 15,847.56 : x
  2. Step 2: Convert to fraction form
    47,448.88/71,149.11 = 15,847.56/x
  3. Step 3: Cross multiply
    47,448.88x = 71,149.11 × 15,847.56
  4. Step 4: Simplify right side
    47,448.88x = 1,127,539,789.67
  5. Step 5: Solve for x
    x = 1,127,539,789.67/47,448.88
  6. Step 6: Final answer
    x = 23,763.25

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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.