Home / 47,654.88-71,365.20-39,283.68

Finding the Fourth Proportional to 47,654.88, 71,365.20 and 39,283.68

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Solution

The fourth proportional to 47,654.88, 71,365.20 and 39,283.68 is: 58,828.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,654.88 : 71,365.20 = 39,283.68 : x
  2. Step 2: Convert to fraction form
    47,654.88/71,365.20 = 39,283.68/x
  3. Step 3: Cross multiply
    47,654.88x = 71,365.20 × 39,283.68
  4. Step 4: Simplify right side
    47,654.88x = 2,803,487,679.94
  5. Step 5: Solve for x
    x = 2,803,487,679.94/47,654.88
  6. Step 6: Final answer
    x = 58,828.97

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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.