Home / 22,463.23-31,011.39-13,512.73

Finding the Fourth Proportional to 22,463.23, 31,011.39 and 13,512.73

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Solution

The fourth proportional to 22,463.23, 31,011.39 and 13,512.73 is: 18,654.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,463.23 : 31,011.39 = 13,512.73 : x
  2. Step 2: Convert to fraction form
    22,463.23/31,011.39 = 13,512.73/x
  3. Step 3: Cross multiply
    22,463.23x = 31,011.39 × 13,512.73
  4. Step 4: Simplify right side
    22,463.23x = 419,048,539.99
  5. Step 5: Solve for x
    x = 419,048,539.99/22,463.23
  6. Step 6: Final answer
    x = 18,654.87

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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.