Home / 14,714.11-20,304.95-8,425.27

Finding the Fourth Proportional to 14,714.11, 20,304.95 and 8,425.27

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Solution

The fourth proportional to 14,714.11, 20,304.95 and 8,425.27 is: 11,626.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,714.11 : 20,304.95 = 8,425.27 : x
  2. Step 2: Convert to fraction form
    14,714.11/20,304.95 = 8,425.27/x
  3. Step 3: Cross multiply
    14,714.11x = 20,304.95 × 8,425.27
  4. Step 4: Simplify right side
    14,714.11x = 171,074,686.09
  5. Step 5: Solve for x
    x = 171,074,686.09/14,714.11
  6. Step 6: Final answer
    x = 11,626.57

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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.