Home / 37,621.26-51,919.79-21,706.79

Finding the Fourth Proportional to 37,621.26, 51,919.79 and 21,706.79

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Solution

The fourth proportional to 37,621.26, 51,919.79 and 21,706.79 is: 29,956.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,621.26 : 51,919.79 = 21,706.79 : x
  2. Step 2: Convert to fraction form
    37,621.26/51,919.79 = 21,706.79/x
  3. Step 3: Cross multiply
    37,621.26x = 51,919.79 × 21,706.79
  4. Step 4: Simplify right side
    37,621.26x = 1,127,011,610.24
  5. Step 5: Solve for x
    x = 1,127,011,610.24/37,621.26
  6. Step 6: Final answer
    x = 29,956.77

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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.