Home / 36,822.32-50,821.39-21,714.06

Finding the Fourth Proportional to 36,822.32, 50,821.39 and 21,714.06

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Solution

The fourth proportional to 36,822.32, 50,821.39 and 21,714.06 is: 29,969.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,822.32 : 50,821.39 = 21,714.06 : x
  2. Step 2: Convert to fraction form
    36,822.32/50,821.39 = 21,714.06/x
  3. Step 3: Cross multiply
    36,822.32x = 50,821.39 × 21,714.06
  4. Step 4: Simplify right side
    36,822.32x = 1,103,538,711.74
  5. Step 5: Solve for x
    x = 1,103,538,711.74/36,822.32
  6. Step 6: Final answer
    x = 29,969.29

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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.