Home / 14,148.66-19,522.98-8,179.18

Finding the Fourth Proportional to 14,148.66, 19,522.98 and 8,179.18

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Solution

The fourth proportional to 14,148.66, 19,522.98 and 8,179.18 is: 11,286.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,148.66 : 19,522.98 = 8,179.18 : x
  2. Step 2: Convert to fraction form
    14,148.66/19,522.98 = 8,179.18/x
  3. Step 3: Cross multiply
    14,148.66x = 19,522.98 × 8,179.18
  4. Step 4: Simplify right side
    14,148.66x = 159,681,967.56
  5. Step 5: Solve for x
    x = 159,681,967.56/14,148.66
  6. Step 6: Final answer
    x = 11,286.01

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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.