Home / 19,329.60-26,674.94-12,611.26

Finding the Fourth Proportional to 19,329.60, 26,674.94 and 12,611.26

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Solution

The fourth proportional to 19,329.60, 26,674.94 and 12,611.26 is: 17,403.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,329.60 : 26,674.94 = 12,611.26 : x
  2. Step 2: Convert to fraction form
    19,329.60/26,674.94 = 12,611.26/x
  3. Step 3: Cross multiply
    19,329.60x = 26,674.94 × 12,611.26
  4. Step 4: Simplify right side
    19,329.60x = 336,404,407.39
  5. Step 5: Solve for x
    x = 336,404,407.39/19,329.60
  6. Step 6: Final answer
    x = 17,403.59

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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.