Home / 14,081.26-19,439.85-9,611.68

Finding the Fourth Proportional to 14,081.26, 19,439.85 and 9,611.68

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Solution

The fourth proportional to 14,081.26, 19,439.85 and 9,611.68 is: 13,269.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,081.26 : 19,439.85 = 9,611.68 : x
  2. Step 2: Convert to fraction form
    14,081.26/19,439.85 = 9,611.68/x
  3. Step 3: Cross multiply
    14,081.26x = 19,439.85 × 9,611.68
  4. Step 4: Simplify right side
    14,081.26x = 186,849,617.45
  5. Step 5: Solve for x
    x = 186,849,617.45/14,081.26
  6. Step 6: Final answer
    x = 13,269.38

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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.