Home / 47,879.40-71,819.13-22,913.58

Finding the Fourth Proportional to 47,879.40, 71,819.13 and 22,913.58

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Solution

The fourth proportional to 47,879.40, 71,819.13 and 22,913.58 is: 34,370.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,879.40 : 71,819.13 = 22,913.58 : x
  2. Step 2: Convert to fraction form
    47,879.40/71,819.13 = 22,913.58/x
  3. Step 3: Cross multiply
    47,879.40x = 71,819.13 × 22,913.58
  4. Step 4: Simplify right side
    47,879.40x = 1,645,633,380.79
  5. Step 5: Solve for x
    x = 1,645,633,380.79/47,879.40
  6. Step 6: Final answer
    x = 34,370.38

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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.