Home / 37,252.72-51,409.38-21,338.56

Finding the Fourth Proportional to 37,252.72, 51,409.38 and 21,338.56

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Solution

The fourth proportional to 37,252.72, 51,409.38 and 21,338.56 is: 29,447.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,252.72 : 51,409.38 = 21,338.56 : x
  2. Step 2: Convert to fraction form
    37,252.72/51,409.38 = 21,338.56/x
  3. Step 3: Cross multiply
    37,252.72x = 51,409.38 × 21,338.56
  4. Step 4: Simplify right side
    37,252.72x = 1,097,002,139.69
  5. Step 5: Solve for x
    x = 1,097,002,139.69/37,252.72
  6. Step 6: Final answer
    x = 29,447.57

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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.