Home / 39,372.74-59,093.22-20,665.98

Finding the Fourth Proportional to 39,372.74, 59,093.22 and 20,665.98

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Solution

The fourth proportional to 39,372.74, 59,093.22 and 20,665.98 is: 31,016.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,372.74 : 59,093.22 = 20,665.98 : x
  2. Step 2: Convert to fraction form
    39,372.74/59,093.22 = 20,665.98/x
  3. Step 3: Cross multiply
    39,372.74x = 59,093.22 × 20,665.98
  4. Step 4: Simplify right side
    39,372.74x = 1,221,219,302.66
  5. Step 5: Solve for x
    x = 1,221,219,302.66/39,372.74
  6. Step 6: Final answer
    x = 31,016.88

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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.