Home / 37,958.24-52,382.64-21,192.16

Finding the Fourth Proportional to 37,958.24, 52,382.64 and 21,192.16

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Solution

The fourth proportional to 37,958.24, 52,382.64 and 21,192.16 is: 29,245.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,958.24 : 52,382.64 = 21,192.16 : x
  2. Step 2: Convert to fraction form
    37,958.24/52,382.64 = 21,192.16/x
  3. Step 3: Cross multiply
    37,958.24x = 52,382.64 × 21,192.16
  4. Step 4: Simplify right side
    37,958.24x = 1,110,101,288.10
  5. Step 5: Solve for x
    x = 1,110,101,288.10/37,958.24
  6. Step 6: Final answer
    x = 29,245.33

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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.