Home / 22,014.40-33,021.60-13,244.80

Finding the Fourth Proportional to 22,014.40, 33,021.60 and 13,244.80

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Solution

The fourth proportional to 22,014.40, 33,021.60 and 13,244.80 is: 19,867.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,014.40 : 33,021.60 = 13,244.80 : x
  2. Step 2: Convert to fraction form
    22,014.40/33,021.60 = 13,244.80/x
  3. Step 3: Cross multiply
    22,014.40x = 33,021.60 × 13,244.80
  4. Step 4: Simplify right side
    22,014.40x = 437,364,487.68
  5. Step 5: Solve for x
    x = 437,364,487.68/22,014.40
  6. Step 6: Final answer
    x = 19,867.20

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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.