Home / 47,462.20-71,144.70-27,730.60

Finding the Fourth Proportional to 47,462.20, 71,144.70 and 27,730.60

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Solution

The fourth proportional to 47,462.20, 71,144.70 and 27,730.60 is: 41,567.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,462.20 : 71,144.70 = 27,730.60 : x
  2. Step 2: Convert to fraction form
    47,462.20/71,144.70 = 27,730.60/x
  3. Step 3: Cross multiply
    47,462.20x = 71,144.70 × 27,730.60
  4. Step 4: Simplify right side
    47,462.20x = 1,972,885,217.82
  5. Step 5: Solve for x
    x = 1,972,885,217.82/47,462.20
  6. Step 6: Final answer
    x = 41,567.50

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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.