Home / 37,304.32-51,478.44-21,377.68

Finding the Fourth Proportional to 37,304.32, 51,478.44 and 21,377.68

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Solution

The fourth proportional to 37,304.32, 51,478.44 and 21,377.68 is: 29,500.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,304.32 : 51,478.44 = 21,377.68 : x
  2. Step 2: Convert to fraction form
    37,304.32/51,478.44 = 21,377.68/x
  3. Step 3: Cross multiply
    37,304.32x = 51,478.44 × 21,377.68
  4. Step 4: Simplify right side
    37,304.32x = 1,100,489,617.22
  5. Step 5: Solve for x
    x = 1,100,489,617.22/37,304.32
  6. Step 6: Final answer
    x = 29,500.33

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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.