Home / 14,519.19-21,772.44-8,282.07

Finding the Fourth Proportional to 14,519.19, 21,772.44 and 8,282.07

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Solution

The fourth proportional to 14,519.19, 21,772.44 and 8,282.07 is: 12,419.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,519.19 : 21,772.44 = 8,282.07 : x
  2. Step 2: Convert to fraction form
    14,519.19/21,772.44 = 8,282.07/x
  3. Step 3: Cross multiply
    14,519.19x = 21,772.44 × 8,282.07
  4. Step 4: Simplify right side
    14,519.19x = 180,320,872.15
  5. Step 5: Solve for x
    x = 180,320,872.15/14,519.19
  6. Step 6: Final answer
    x = 12,419.49

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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.