Home / 37,145.52-51,260.31-21,229.63

Finding the Fourth Proportional to 37,145.52, 51,260.31 and 21,229.63

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Solution

The fourth proportional to 37,145.52, 51,260.31 and 21,229.63 is: 29,296.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,145.52 : 51,260.31 = 21,229.63 : x
  2. Step 2: Convert to fraction form
    37,145.52/51,260.31 = 21,229.63/x
  3. Step 3: Cross multiply
    37,145.52x = 51,260.31 × 21,229.63
  4. Step 4: Simplify right side
    37,145.52x = 1,088,237,286.83
  5. Step 5: Solve for x
    x = 1,088,237,286.83/37,145.52
  6. Step 6: Final answer
    x = 29,296.60

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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.