Home / 22,245.60-33,368.40-13,951.20

Finding the Fourth Proportional to 22,245.60, 33,368.40 and 13,951.20

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Solution

The fourth proportional to 22,245.60, 33,368.40 and 13,951.20 is: 20,926.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,245.60 : 33,368.40 = 13,951.20 : x
  2. Step 2: Convert to fraction form
    22,245.60/33,368.40 = 13,951.20/x
  3. Step 3: Cross multiply
    22,245.60x = 33,368.40 × 13,951.20
  4. Step 4: Simplify right side
    22,245.60x = 465,529,222.08
  5. Step 5: Solve for x
    x = 465,529,222.08/22,245.60
  6. Step 6: Final answer
    x = 20,926.80

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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.