Home / 14,494.90-20,002.01-8,207.70

Finding the Fourth Proportional to 14,494.90, 20,002.01 and 8,207.70

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Solution

The fourth proportional to 14,494.90, 20,002.01 and 8,207.70 is: 11,326.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,494.90 : 20,002.01 = 8,207.70 : x
  2. Step 2: Convert to fraction form
    14,494.90/20,002.01 = 8,207.70/x
  3. Step 3: Cross multiply
    14,494.90x = 20,002.01 × 8,207.70
  4. Step 4: Simplify right side
    14,494.90x = 164,170,497.48
  5. Step 5: Solve for x
    x = 164,170,497.48/14,494.90
  6. Step 6: Final answer
    x = 11,326.09

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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.