Home / 22,225.60-33,338.40-19,244.80

Finding the Fourth Proportional to 22,225.60, 33,338.40 and 19,244.80

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Solution

The fourth proportional to 22,225.60, 33,338.40 and 19,244.80 is: 28,867.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,225.60 : 33,338.40 = 19,244.80 : x
  2. Step 2: Convert to fraction form
    22,225.60/33,338.40 = 19,244.80/x
  3. Step 3: Cross multiply
    22,225.60x = 33,338.40 × 19,244.80
  4. Step 4: Simplify right side
    22,225.60x = 641,590,840.32
  5. Step 5: Solve for x
    x = 641,590,840.32/22,225.60
  6. Step 6: Final answer
    x = 28,867.20

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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.