Home / 19,443.98-29,177.31-8,198.63

Finding the Fourth Proportional to 19,443.98, 29,177.31 and 8,198.63

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Solution

The fourth proportional to 19,443.98, 29,177.31 and 8,198.63 is: 12,302.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,443.98 : 29,177.31 = 8,198.63 : x
  2. Step 2: Convert to fraction form
    19,443.98/29,177.31 = 8,198.63/x
  3. Step 3: Cross multiply
    19,443.98x = 29,177.31 × 8,198.63
  4. Step 4: Simplify right side
    19,443.98x = 239,214,127.48
  5. Step 5: Solve for x
    x = 239,214,127.48/19,443.98
  6. Step 6: Final answer
    x = 12,302.73

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1.5x scale

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.