Home / 19,191.39-26,467.93-12,471.83

Finding the Fourth Proportional to 19,191.39, 26,467.93 and 12,471.83

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Solution

The fourth proportional to 19,191.39, 26,467.93 and 12,471.83 is: 17,200.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,191.39 : 26,467.93 = 12,471.83 : x
  2. Step 2: Convert to fraction form
    19,191.39/26,467.93 = 12,471.83/x
  3. Step 3: Cross multiply
    19,191.39x = 26,467.93 × 12,471.83
  4. Step 4: Simplify right side
    19,191.39x = 330,103,523.41
  5. Step 5: Solve for x
    x = 330,103,523.41/19,191.39
  6. Step 6: Final answer
    x = 17,200.61

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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.