Home / 37,620.84-51,922.14-21,710.76

Finding the Fourth Proportional to 37,620.84, 51,922.14 and 21,710.76

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Solution

The fourth proportional to 37,620.84, 51,922.14 and 21,710.76 is: 29,963.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,620.84 : 51,922.14 = 21,710.76 : x
  2. Step 2: Convert to fraction form
    37,620.84/51,922.14 = 21,710.76/x
  3. Step 3: Cross multiply
    37,620.84x = 51,922.14 × 21,710.76
  4. Step 4: Simplify right side
    37,620.84x = 1,127,269,120.23
  5. Step 5: Solve for x
    x = 1,127,269,120.23/37,620.84
  6. Step 6: Final answer
    x = 29,963.95

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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.