Home / 15,118.20-22,682.70-6,355.80

Finding the Fourth Proportional to 15,118.20, 22,682.70 and 6,355.80

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Solution

The fourth proportional to 15,118.20, 22,682.70 and 6,355.80 is: 9,535.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,118.20 : 22,682.70 = 6,355.80 : x
  2. Step 2: Convert to fraction form
    15,118.20/22,682.70 = 6,355.80/x
  3. Step 3: Cross multiply
    15,118.20x = 22,682.70 × 6,355.80
  4. Step 4: Simplify right side
    15,118.20x = 144,166,704.66
  5. Step 5: Solve for x
    x = 144,166,704.66/15,118.20
  6. Step 6: Final answer
    x = 9,535.97

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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.