Home / 18,294.08-25,245.84-9,910.58

Finding the Fourth Proportional to 18,294.08, 25,245.84 and 9,910.58

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Solution

The fourth proportional to 18,294.08, 25,245.84 and 9,910.58 is: 13,676.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,294.08 : 25,245.84 = 9,910.58 : x
  2. Step 2: Convert to fraction form
    18,294.08/25,245.84 = 9,910.58/x
  3. Step 3: Cross multiply
    18,294.08x = 25,245.84 × 9,910.58
  4. Step 4: Simplify right side
    18,294.08x = 250,200,916.99
  5. Step 5: Solve for x
    x = 250,200,916.99/18,294.08
  6. Step 6: Final answer
    x = 13,676.61

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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.