Home / 22,142.54-33,247.35-19,056.38

Finding the Fourth Proportional to 22,142.54, 33,247.35 and 19,056.38

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Solution

The fourth proportional to 22,142.54, 33,247.35 and 19,056.38 is: 28,613.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,142.54 : 33,247.35 = 19,056.38 : x
  2. Step 2: Convert to fraction form
    22,142.54/33,247.35 = 19,056.38/x
  3. Step 3: Cross multiply
    22,142.54x = 33,247.35 × 19,056.38
  4. Step 4: Simplify right side
    22,142.54x = 633,574,135.59
  5. Step 5: Solve for x
    x = 633,574,135.59/22,142.54
  6. Step 6: Final answer
    x = 28,613.44

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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.