Home / 14,444.91-19,933.83-9,144.09

Finding the Fourth Proportional to 14,444.91, 19,933.83 and 9,144.09

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Solution

The fourth proportional to 14,444.91, 19,933.83 and 9,144.09 is: 12,618.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,444.91 : 19,933.83 = 9,144.09 : x
  2. Step 2: Convert to fraction form
    14,444.91/19,933.83 = 9,144.09/x
  3. Step 3: Cross multiply
    14,444.91x = 19,933.83 × 9,144.09
  4. Step 4: Simplify right side
    14,444.91x = 182,276,735.56
  5. Step 5: Solve for x
    x = 182,276,735.56/14,444.91
  6. Step 6: Final answer
    x = 12,618.75

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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.