Home / 35,725.22-53,589.92-12,030.78

Finding the Fourth Proportional to 35,725.22, 53,589.92 and 12,030.78

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Solution

The fourth proportional to 35,725.22, 53,589.92 and 12,030.78 is: 18,046.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,725.22 : 53,589.92 = 12,030.78 : x
  2. Step 2: Convert to fraction form
    35,725.22/53,589.92 = 12,030.78/x
  3. Step 3: Cross multiply
    35,725.22x = 53,589.92 × 12,030.78
  4. Step 4: Simplify right side
    35,725.22x = 644,728,537.74
  5. Step 5: Solve for x
    x = 644,728,537.74/35,725.22
  6. Step 6: Final answer
    x = 18,046.87

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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.