Home / 37,581.74-51,849.92-21,437.45

Finding the Fourth Proportional to 37,581.74, 51,849.92 and 21,437.45

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Solution

The fourth proportional to 37,581.74, 51,849.92 and 21,437.45 is: 29,576.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,581.74 : 51,849.92 = 21,437.45 : x
  2. Step 2: Convert to fraction form
    37,581.74/51,849.92 = 21,437.45/x
  3. Step 3: Cross multiply
    37,581.74x = 51,849.92 × 21,437.45
  4. Step 4: Simplify right side
    37,581.74x = 1,111,530,056.29
  5. Step 5: Solve for x
    x = 1,111,530,056.29/37,581.74
  6. Step 6: Final answer
    x = 29,576.33

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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.