Home / 14,178.52-19,568.24-8,212.06

Finding the Fourth Proportional to 14,178.52, 19,568.24 and 8,212.06

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Solution

The fourth proportional to 14,178.52, 19,568.24 and 8,212.06 is: 11,333.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,178.52 : 19,568.24 = 8,212.06 : x
  2. Step 2: Convert to fraction form
    14,178.52/19,568.24 = 8,212.06/x
  3. Step 3: Cross multiply
    14,178.52x = 19,568.24 × 8,212.06
  4. Step 4: Simplify right side
    14,178.52x = 160,695,560.97
  5. Step 5: Solve for x
    x = 160,695,560.97/14,178.52
  6. Step 6: Final answer
    x = 11,333.73

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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.