Home / 14,192.55-19,589.09-8,227.49

Finding the Fourth Proportional to 14,192.55, 19,589.09 and 8,227.49

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Solution

The fourth proportional to 14,192.55, 19,589.09 and 8,227.49 is: 11,355.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,192.55 : 19,589.09 = 8,227.49 : x
  2. Step 2: Convert to fraction form
    14,192.55/19,589.09 = 8,227.49/x
  3. Step 3: Cross multiply
    14,192.55x = 19,589.09 × 8,227.49
  4. Step 4: Simplify right side
    14,192.55x = 161,168,903.00
  5. Step 5: Solve for x
    x = 161,168,903.00/14,192.55
  6. Step 6: Final answer
    x = 11,355.88

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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.