Home / 25,910.60-38,846.70-11,107.40

Finding the Fourth Proportional to 25,910.60, 38,846.70 and 11,107.40

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Solution

The fourth proportional to 25,910.60, 38,846.70 and 11,107.40 is: 16,652.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,910.60 : 38,846.70 = 11,107.40 : x
  2. Step 2: Convert to fraction form
    25,910.60/38,846.70 = 11,107.40/x
  3. Step 3: Cross multiply
    25,910.60x = 38,846.70 × 11,107.40
  4. Step 4: Simplify right side
    25,910.60x = 431,485,835.58
  5. Step 5: Solve for x
    x = 431,485,835.58/25,910.60
  6. Step 6: Final answer
    x = 16,652.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.