Home / 14,147.35-21,207.12-6,254.17

Finding the Fourth Proportional to 14,147.35, 21,207.12 and 6,254.17

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Solution

The fourth proportional to 14,147.35, 21,207.12 and 6,254.17 is: 9,375.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,147.35 : 21,207.12 = 6,254.17 : x
  2. Step 2: Convert to fraction form
    14,147.35/21,207.12 = 6,254.17/x
  3. Step 3: Cross multiply
    14,147.35x = 21,207.12 × 6,254.17
  4. Step 4: Simplify right side
    14,147.35x = 132,632,933.69
  5. Step 5: Solve for x
    x = 132,632,933.69/14,147.35
  6. Step 6: Final answer
    x = 9,375.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.