Home / 19,202.58-26,490.42-11,239.92

Finding the Fourth Proportional to 19,202.58, 26,490.42 and 11,239.92

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Solution

The fourth proportional to 19,202.58, 26,490.42 and 11,239.92 is: 15,505.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,202.58 : 26,490.42 = 11,239.92 : x
  2. Step 2: Convert to fraction form
    19,202.58/26,490.42 = 11,239.92/x
  3. Step 3: Cross multiply
    19,202.58x = 26,490.42 × 11,239.92
  4. Step 4: Simplify right side
    19,202.58x = 297,750,201.57
  5. Step 5: Solve for x
    x = 297,750,201.57/19,202.58
  6. Step 6: Final answer
    x = 15,505.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.