Home / 22,256.28-30,714.03-12,184.55

Finding the Fourth Proportional to 22,256.28, 30,714.03 and 12,184.55

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Solution

The fourth proportional to 22,256.28, 30,714.03 and 12,184.55 is: 16,814.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,256.28 : 30,714.03 = 12,184.55 : x
  2. Step 2: Convert to fraction form
    22,256.28/30,714.03 = 12,184.55/x
  3. Step 3: Cross multiply
    22,256.28x = 30,714.03 × 12,184.55
  4. Step 4: Simplify right side
    22,256.28x = 374,236,711.02
  5. Step 5: Solve for x
    x = 374,236,711.02/22,256.28
  6. Step 6: Final answer
    x = 16,814.88

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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.