Home / 38,422.54-53,028.03-22,520.62

Finding the Fourth Proportional to 38,422.54, 53,028.03 and 22,520.62

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Solution

The fourth proportional to 38,422.54, 53,028.03 and 22,520.62 is: 31,081.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,422.54 : 53,028.03 = 22,520.62 : x
  2. Step 2: Convert to fraction form
    38,422.54/53,028.03 = 22,520.62/x
  3. Step 3: Cross multiply
    38,422.54x = 53,028.03 × 22,520.62
  4. Step 4: Simplify right side
    38,422.54x = 1,194,224,112.98
  5. Step 5: Solve for x
    x = 1,194,224,112.98/38,422.54
  6. Step 6: Final answer
    x = 31,081.34

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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.