Home / 14,151.96-19,521.54-9,622.44

Finding the Fourth Proportional to 14,151.96, 19,521.54 and 9,622.44

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Solution

The fourth proportional to 14,151.96, 19,521.54 and 9,622.44 is: 13,273.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,151.96 : 19,521.54 = 9,622.44 : x
  2. Step 2: Convert to fraction form
    14,151.96/19,521.54 = 9,622.44/x
  3. Step 3: Cross multiply
    14,151.96x = 19,521.54 × 9,622.44
  4. Step 4: Simplify right side
    14,151.96x = 187,844,847.36
  5. Step 5: Solve for x
    x = 187,844,847.36/14,151.96
  6. Step 6: Final answer
    x = 13,273.42

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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.