Home / 39,957.30-59,944.46-11,877.44

Finding the Fourth Proportional to 39,957.30, 59,944.46 and 11,877.44

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Solution

The fourth proportional to 39,957.30, 59,944.46 and 11,877.44 is: 17,818.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,957.30 : 59,944.46 = 11,877.44 : x
  2. Step 2: Convert to fraction form
    39,957.30/59,944.46 = 11,877.44/x
  3. Step 3: Cross multiply
    39,957.30x = 59,944.46 × 11,877.44
  4. Step 4: Simplify right side
    39,957.30x = 711,986,367.87
  5. Step 5: Solve for x
    x = 711,986,367.87/39,957.30
  6. Step 6: Final answer
    x = 17,818.68

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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.