Home / 57,924.64-86,887.04-18,481.92

Finding the Fourth Proportional to 57,924.64, 86,887.04 and 18,481.92

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Solution

The fourth proportional to 57,924.64, 86,887.04 and 18,481.92 is: 27,722.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,924.64 : 86,887.04 = 18,481.92 : x
  2. Step 2: Convert to fraction form
    57,924.64/86,887.04 = 18,481.92/x
  3. Step 3: Cross multiply
    57,924.64x = 86,887.04 × 18,481.92
  4. Step 4: Simplify right side
    57,924.64x = 1,605,839,322.32
  5. Step 5: Solve for x
    x = 1,605,839,322.32/57,924.64
  6. Step 6: Final answer
    x = 27,722.91

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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.