Home / 22,256.57-30,714.14-12,184.98

Finding the Fourth Proportional to 22,256.57, 30,714.14 and 12,184.98

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Solution

The fourth proportional to 22,256.57, 30,714.14 and 12,184.98 is: 16,815.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,256.57 : 30,714.14 = 12,184.98 : x
  2. Step 2: Convert to fraction form
    22,256.57/30,714.14 = 12,184.98/x
  3. Step 3: Cross multiply
    22,256.57x = 30,714.14 × 12,184.98
  4. Step 4: Simplify right side
    22,256.57x = 374,251,201.13
  5. Step 5: Solve for x
    x = 374,251,201.13/22,256.57
  6. Step 6: Final answer
    x = 16,815.31

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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.