Home / 14,448.87-21,634.17-7,508.79

Finding the Fourth Proportional to 14,448.87, 21,634.17 and 7,508.79

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Solution

The fourth proportional to 14,448.87, 21,634.17 and 7,508.79 is: 11,242.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,448.87 : 21,634.17 = 7,508.79 : x
  2. Step 2: Convert to fraction form
    14,448.87/21,634.17 = 7,508.79/x
  3. Step 3: Cross multiply
    14,448.87x = 21,634.17 × 7,508.79
  4. Step 4: Simplify right side
    14,448.87x = 162,446,439.35
  5. Step 5: Solve for x
    x = 162,446,439.35/14,448.87
  6. Step 6: Final answer
    x = 11,242.85

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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.