Home / 37,246.32-51,402.44-20,479.28

Finding the Fourth Proportional to 37,246.32, 51,402.44 and 20,479.28

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Solution

The fourth proportional to 37,246.32, 51,402.44 and 20,479.28 is: 28,262.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,246.32 : 51,402.44 = 20,479.28 : x
  2. Step 2: Convert to fraction form
    37,246.32/51,402.44 = 20,479.28/x
  3. Step 3: Cross multiply
    37,246.32x = 51,402.44 × 20,479.28
  4. Step 4: Simplify right side
    37,246.32x = 1,052,684,961.44
  5. Step 5: Solve for x
    x = 1,052,684,961.44/37,246.32
  6. Step 6: Final answer
    x = 28,262.79

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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.