Home / 37,283.57-51,449.81-21,356.94

Finding the Fourth Proportional to 37,283.57, 51,449.81 and 21,356.94

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Solution

The fourth proportional to 37,283.57, 51,449.81 and 21,356.94 is: 29,471.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,283.57 : 51,449.81 = 21,356.94 : x
  2. Step 2: Convert to fraction form
    37,283.57/51,449.81 = 21,356.94/x
  3. Step 3: Cross multiply
    37,283.57x = 51,449.81 × 21,356.94
  4. Step 4: Simplify right side
    37,283.57x = 1,098,810,398.40
  5. Step 5: Solve for x
    x = 1,098,810,398.40/37,283.57
  6. Step 6: Final answer
    x = 29,471.71

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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.