Home / 23,828.92-32,884.10-13,218.68

Finding the Fourth Proportional to 23,828.92, 32,884.10 and 13,218.68

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Solution

The fourth proportional to 23,828.92, 32,884.10 and 13,218.68 is: 18,241.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,828.92 : 32,884.10 = 13,218.68 : x
  2. Step 2: Convert to fraction form
    23,828.92/32,884.10 = 13,218.68/x
  3. Step 3: Cross multiply
    23,828.92x = 32,884.10 × 13,218.68
  4. Step 4: Simplify right side
    23,828.92x = 434,684,394.99
  5. Step 5: Solve for x
    x = 434,684,394.99/23,828.92
  6. Step 6: Final answer
    x = 18,241.88

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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.