Home / 47,594.20-71,385.90-12,536.60

Finding the Fourth Proportional to 47,594.20, 71,385.90 and 12,536.60

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Solution

The fourth proportional to 47,594.20, 71,385.90 and 12,536.60 is: 18,803.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,594.20 : 71,385.90 = 12,536.60 : x
  2. Step 2: Convert to fraction form
    47,594.20/71,385.90 = 12,536.60/x
  3. Step 3: Cross multiply
    47,594.20x = 71,385.90 × 12,536.60
  4. Step 4: Simplify right side
    47,594.20x = 894,936,473.94
  5. Step 5: Solve for x
    x = 894,936,473.94/47,594.20
  6. Step 6: Final answer
    x = 18,803.48

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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.