Home / 14,777.66-22,141.43-8,921.97

Finding the Fourth Proportional to 14,777.66, 22,141.43 and 8,921.97

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Solution

The fourth proportional to 14,777.66, 22,141.43 and 8,921.97 is: 13,367.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,777.66 : 22,141.43 = 8,921.97 : x
  2. Step 2: Convert to fraction form
    14,777.66/22,141.43 = 8,921.97/x
  3. Step 3: Cross multiply
    14,777.66x = 22,141.43 × 8,921.97
  4. Step 4: Simplify right side
    14,777.66x = 197,545,174.22
  5. Step 5: Solve for x
    x = 197,545,174.22/14,777.66
  6. Step 6: Final answer
    x = 13,367.83

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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.