Home / 14,244.98-19,661.90-8,195.91

Finding the Fourth Proportional to 14,244.98, 19,661.90 and 8,195.91

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Solution

The fourth proportional to 14,244.98, 19,661.90 and 8,195.91 is: 11,312.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,244.98 : 19,661.90 = 8,195.91 : x
  2. Step 2: Convert to fraction form
    14,244.98/19,661.90 = 8,195.91/x
  3. Step 3: Cross multiply
    14,244.98x = 19,661.90 × 8,195.91
  4. Step 4: Simplify right side
    14,244.98x = 161,147,162.83
  5. Step 5: Solve for x
    x = 161,147,162.83/14,244.98
  6. Step 6: Final answer
    x = 11,312.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.