Home / 10,844.40-16,228.20-9,922.80

Finding the Fourth Proportional to 10,844.40, 16,228.20 and 9,922.80

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Solution

The fourth proportional to 10,844.40, 16,228.20 and 9,922.80 is: 14,849.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,844.40 : 16,228.20 = 9,922.80 : x
  2. Step 2: Convert to fraction form
    10,844.40/16,228.20 = 9,922.80/x
  3. Step 3: Cross multiply
    10,844.40x = 16,228.20 × 9,922.80
  4. Step 4: Simplify right side
    10,844.40x = 161,029,182.96
  5. Step 5: Solve for x
    x = 161,029,182.96/10,844.40
  6. Step 6: Final answer
    x = 14,849.06

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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.