Home / 45,053.08-67,537.80-21,371.73

Finding the Fourth Proportional to 45,053.08, 67,537.80 and 21,371.73

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Solution

The fourth proportional to 45,053.08, 67,537.80 and 21,371.73 is: 32,037.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,053.08 : 67,537.80 = 21,371.73 : x
  2. Step 2: Convert to fraction form
    45,053.08/67,537.80 = 21,371.73/x
  3. Step 3: Cross multiply
    45,053.08x = 67,537.80 × 21,371.73
  4. Step 4: Simplify right side
    45,053.08x = 1,443,399,753.03
  5. Step 5: Solve for x
    x = 1,443,399,753.03/45,053.08
  6. Step 6: Final answer
    x = 32,037.76

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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.