Home / 22,225.20-33,337.80-13,914.60

Finding the Fourth Proportional to 22,225.20, 33,337.80 and 13,914.60

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Solution

The fourth proportional to 22,225.20, 33,337.80 and 13,914.60 is: 20,871.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,225.20 : 33,337.80 = 13,914.60 : x
  2. Step 2: Convert to fraction form
    22,225.20/33,337.80 = 13,914.60/x
  3. Step 3: Cross multiply
    22,225.20x = 33,337.80 × 13,914.60
  4. Step 4: Simplify right side
    22,225.20x = 463,882,151.88
  5. Step 5: Solve for x
    x = 463,882,151.88/22,225.20
  6. Step 6: Final answer
    x = 20,871.90

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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.