Home / 14,191.68-19,584.52-8,226.81

Finding the Fourth Proportional to 14,191.68, 19,584.52 and 8,226.81

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Solution

The fourth proportional to 14,191.68, 19,584.52 and 8,226.81 is: 11,352.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,191.68 : 19,584.52 = 8,226.81 : x
  2. Step 2: Convert to fraction form
    14,191.68/19,584.52 = 8,226.81/x
  3. Step 3: Cross multiply
    14,191.68x = 19,584.52 × 8,226.81
  4. Step 4: Simplify right side
    14,191.68x = 161,117,985.92
  5. Step 5: Solve for x
    x = 161,117,985.92/14,191.68
  6. Step 6: Final answer
    x = 11,352.99

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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.