Home / 19,221.04-26,524.96-10,389.04

Finding the Fourth Proportional to 19,221.04, 26,524.96 and 10,389.04

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Solution

The fourth proportional to 19,221.04, 26,524.96 and 10,389.04 is: 14,336.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,221.04 : 26,524.96 = 10,389.04 : x
  2. Step 2: Convert to fraction form
    19,221.04/26,524.96 = 10,389.04/x
  3. Step 3: Cross multiply
    19,221.04x = 26,524.96 × 10,389.04
  4. Step 4: Simplify right side
    19,221.04x = 275,568,870.44
  5. Step 5: Solve for x
    x = 275,568,870.44/19,221.04
  6. Step 6: Final answer
    x = 14,336.83

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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.