Home / 36,822.84-50,820.52-21,719.76

Finding the Fourth Proportional to 36,822.84, 50,820.52 and 21,719.76

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Solution

The fourth proportional to 36,822.84, 50,820.52 and 21,719.76 is: 29,976.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,822.84 : 50,820.52 = 21,719.76 : x
  2. Step 2: Convert to fraction form
    36,822.84/50,820.52 = 21,719.76/x
  3. Step 3: Cross multiply
    36,822.84x = 50,820.52 × 21,719.76
  4. Step 4: Simplify right side
    36,822.84x = 1,103,809,497.48
  5. Step 5: Solve for x
    x = 1,103,809,497.48/36,822.84
  6. Step 6: Final answer
    x = 29,976.22

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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.