Home / 37,656.32-51,961.92-21,745.84

Finding the Fourth Proportional to 37,656.32, 51,961.92 and 21,745.84

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Solution

The fourth proportional to 37,656.32, 51,961.92 and 21,745.84 is: 30,007.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,656.32 : 51,961.92 = 21,745.84 : x
  2. Step 2: Convert to fraction form
    37,656.32/51,961.92 = 21,745.84/x
  3. Step 3: Cross multiply
    37,656.32x = 51,961.92 × 21,745.84
  4. Step 4: Simplify right side
    37,656.32x = 1,129,955,598.41
  5. Step 5: Solve for x
    x = 1,129,955,598.41/37,656.32
  6. Step 6: Final answer
    x = 30,007.06

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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.