Home / 37,622.62-51,919.41-21,707.74

Finding the Fourth Proportional to 37,622.62, 51,919.41 and 21,707.74

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Solution

The fourth proportional to 37,622.62, 51,919.41 and 21,707.74 is: 29,956.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,622.62 : 51,919.41 = 21,707.74 : x
  2. Step 2: Convert to fraction form
    37,622.62/51,919.41 = 21,707.74/x
  3. Step 3: Cross multiply
    37,622.62x = 51,919.41 × 21,707.74
  4. Step 4: Simplify right side
    37,622.62x = 1,127,053,053.23
  5. Step 5: Solve for x
    x = 1,127,053,053.23/37,622.62
  6. Step 6: Final answer
    x = 29,956.79

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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.