Home / 37,234.36-51,383.75-20,238.64

Finding the Fourth Proportional to 37,234.36, 51,383.75 and 20,238.64

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Solution

The fourth proportional to 37,234.36, 51,383.75 and 20,238.64 is: 27,929.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,234.36 : 51,383.75 = 20,238.64 : x
  2. Step 2: Convert to fraction form
    37,234.36/51,383.75 = 20,238.64/x
  3. Step 3: Cross multiply
    37,234.36x = 51,383.75 × 20,238.64
  4. Step 4: Simplify right side
    37,234.36x = 1,039,937,218.10
  5. Step 5: Solve for x
    x = 1,039,937,218.10/37,234.36
  6. Step 6: Final answer
    x = 27,929.50

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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.