Home / 38,560.24-53,212.44-21,792.88

Finding the Fourth Proportional to 38,560.24, 53,212.44 and 21,792.88

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Solution

The fourth proportional to 38,560.24, 53,212.44 and 21,792.88 is: 30,073.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,560.24 : 53,212.44 = 21,792.88 : x
  2. Step 2: Convert to fraction form
    38,560.24/53,212.44 = 21,792.88/x
  3. Step 3: Cross multiply
    38,560.24x = 53,212.44 × 21,792.88
  4. Step 4: Simplify right side
    38,560.24x = 1,159,652,319.43
  5. Step 5: Solve for x
    x = 1,159,652,319.43/38,560.24
  6. Step 6: Final answer
    x = 30,073.78

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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.