Home / 37,448.32-51,673.92-20,680.32

Finding the Fourth Proportional to 37,448.32, 51,673.92 and 20,680.32

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Solution

The fourth proportional to 37,448.32, 51,673.92 and 20,680.32 is: 28,536.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,448.32 : 51,673.92 = 20,680.32 : x
  2. Step 2: Convert to fraction form
    37,448.32/51,673.92 = 20,680.32/x
  3. Step 3: Cross multiply
    37,448.32x = 51,673.92 × 20,680.32
  4. Step 4: Simplify right side
    37,448.32x = 1,068,633,201.25
  5. Step 5: Solve for x
    x = 1,068,633,201.25/37,448.32
  6. Step 6: Final answer
    x = 28,536.21

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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.