Home / 23,451.84-32,359.68-13,380.30

Finding the Fourth Proportional to 23,451.84, 32,359.68 and 13,380.30

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Solution

The fourth proportional to 23,451.84, 32,359.68 and 13,380.30 is: 18,462.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,451.84 : 32,359.68 = 13,380.30 : x
  2. Step 2: Convert to fraction form
    23,451.84/32,359.68 = 13,380.30/x
  3. Step 3: Cross multiply
    23,451.84x = 32,359.68 × 13,380.30
  4. Step 4: Simplify right side
    23,451.84x = 432,982,226.30
  5. Step 5: Solve for x
    x = 432,982,226.30/23,451.84
  6. Step 6: Final answer
    x = 18,462.61

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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.