Home / 45,264.09-67,879.92-15,673.98

Finding the Fourth Proportional to 45,264.09, 67,879.92 and 15,673.98

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Solution

The fourth proportional to 45,264.09, 67,879.92 and 15,673.98 is: 23,505.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,264.09 : 67,879.92 = 15,673.98 : x
  2. Step 2: Convert to fraction form
    45,264.09/67,879.92 = 15,673.98/x
  3. Step 3: Cross multiply
    45,264.09x = 67,879.92 × 15,673.98
  4. Step 4: Simplify right side
    45,264.09x = 1,063,948,508.48
  5. Step 5: Solve for x
    x = 1,063,948,508.48/45,264.09
  6. Step 6: Final answer
    x = 23,505.36

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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.