Home / 45,379.80-67,966.02-26,872.92

Finding the Fourth Proportional to 45,379.80, 67,966.02 and 26,872.92

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Solution

The fourth proportional to 45,379.80, 67,966.02 and 26,872.92 is: 40,247.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,379.80 : 67,966.02 = 26,872.92 : x
  2. Step 2: Convert to fraction form
    45,379.80/67,966.02 = 26,872.92/x
  3. Step 3: Cross multiply
    45,379.80x = 67,966.02 × 26,872.92
  4. Step 4: Simplify right side
    45,379.80x = 1,826,445,418.18
  5. Step 5: Solve for x
    x = 1,826,445,418.18/45,379.80
  6. Step 6: Final answer
    x = 40,247.98

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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.