Home / 37,635.17-51,934.77-21,724.74

Finding the Fourth Proportional to 37,635.17, 51,934.77 and 21,724.74

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Solution

The fourth proportional to 37,635.17, 51,934.77 and 21,724.74 is: 29,979.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,635.17 : 51,934.77 = 21,724.74 : x
  2. Step 2: Convert to fraction form
    37,635.17/51,934.77 = 21,724.74/x
  3. Step 3: Cross multiply
    37,635.17x = 51,934.77 × 21,724.74
  4. Step 4: Simplify right side
    37,635.17x = 1,128,269,375.21
  5. Step 5: Solve for x
    x = 1,128,269,375.21/37,635.17
  6. Step 6: Final answer
    x = 29,979.13

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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.