Home / 14,246.88-19,659.60-8,581.92

Finding the Fourth Proportional to 14,246.88, 19,659.60 and 8,581.92

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Solution

The fourth proportional to 14,246.88, 19,659.60 and 8,581.92 is: 11,842.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,246.88 : 19,659.60 = 8,581.92 : x
  2. Step 2: Convert to fraction form
    14,246.88/19,659.60 = 8,581.92/x
  3. Step 3: Cross multiply
    14,246.88x = 19,659.60 × 8,581.92
  4. Step 4: Simplify right side
    14,246.88x = 168,717,114.43
  5. Step 5: Solve for x
    x = 168,717,114.43/14,246.88
  6. Step 6: Final answer
    x = 11,842.39

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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.