Home / 37,262.59-51,429.68-21,357.70

Finding the Fourth Proportional to 37,262.59, 51,429.68 and 21,357.70

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Solution

The fourth proportional to 37,262.59, 51,429.68 and 21,357.70 is: 29,477.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,262.59 : 51,429.68 = 21,357.70 : x
  2. Step 2: Convert to fraction form
    37,262.59/51,429.68 = 21,357.70/x
  3. Step 3: Cross multiply
    37,262.59x = 51,429.68 × 21,357.70
  4. Step 4: Simplify right side
    37,262.59x = 1,098,419,676.54
  5. Step 5: Solve for x
    x = 1,098,419,676.54/37,262.59
  6. Step 6: Final answer
    x = 29,477.81

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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.