Home / 47,540.61-71,310.83-19,090.37

Finding the Fourth Proportional to 47,540.61, 71,310.83 and 19,090.37

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Solution

The fourth proportional to 47,540.61, 71,310.83 and 19,090.37 is: 28,635.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,540.61 : 71,310.83 = 19,090.37 : x
  2. Step 2: Convert to fraction form
    47,540.61/71,310.83 = 19,090.37/x
  3. Step 3: Cross multiply
    47,540.61x = 71,310.83 × 19,090.37
  4. Step 4: Simplify right side
    47,540.61x = 1,361,349,677.70
  5. Step 5: Solve for x
    x = 1,361,349,677.70/47,540.61
  6. Step 6: Final answer
    x = 28,635.51

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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.