Home / 37,282.58-51,451.38-21,370.10

Finding the Fourth Proportional to 37,282.58, 51,451.38 and 21,370.10

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Solution

The fourth proportional to 37,282.58, 51,451.38 and 21,370.10 is: 29,491.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,282.58 : 51,451.38 = 21,370.10 : x
  2. Step 2: Convert to fraction form
    37,282.58/51,451.38 = 21,370.10/x
  3. Step 3: Cross multiply
    37,282.58x = 51,451.38 × 21,370.10
  4. Step 4: Simplify right side
    37,282.58x = 1,099,521,135.74
  5. Step 5: Solve for x
    x = 1,099,521,135.74/37,282.58
  6. Step 6: Final answer
    x = 29,491.55

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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.