Home / 14,197.80-19,593.63-8,231.34

Finding the Fourth Proportional to 14,197.80, 19,593.63 and 8,231.34

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Solution

The fourth proportional to 14,197.80, 19,593.63 and 8,231.34 is: 11,359.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,197.80 : 19,593.63 = 8,231.34 : x
  2. Step 2: Convert to fraction form
    14,197.80/19,593.63 = 8,231.34/x
  3. Step 3: Cross multiply
    14,197.80x = 19,593.63 × 8,231.34
  4. Step 4: Simplify right side
    14,197.80x = 161,281,793.63
  5. Step 5: Solve for x
    x = 161,281,793.63/14,197.80
  6. Step 6: Final answer
    x = 11,359.63

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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.