Home / 14,490.44-19,996.89-8,522.36

Finding the Fourth Proportional to 14,490.44, 19,996.89 and 8,522.36

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Solution

The fourth proportional to 14,490.44, 19,996.89 and 8,522.36 is: 11,760.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,490.44 : 19,996.89 = 8,522.36 : x
  2. Step 2: Convert to fraction form
    14,490.44/19,996.89 = 8,522.36/x
  3. Step 3: Cross multiply
    14,490.44x = 19,996.89 × 8,522.36
  4. Step 4: Simplify right side
    14,490.44x = 170,420,695.46
  5. Step 5: Solve for x
    x = 170,420,695.46/14,490.44
  6. Step 6: Final answer
    x = 11,760.91

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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.