Home / 21,590.46-32,370.57-11,196.54

Finding the Fourth Proportional to 21,590.46, 32,370.57 and 11,196.54

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Solution

The fourth proportional to 21,590.46, 32,370.57 and 11,196.54 is: 16,786.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,590.46 : 32,370.57 = 11,196.54 : x
  2. Step 2: Convert to fraction form
    21,590.46/32,370.57 = 11,196.54/x
  3. Step 3: Cross multiply
    21,590.46x = 32,370.57 × 11,196.54
  4. Step 4: Simplify right side
    21,590.46x = 362,438,381.83
  5. Step 5: Solve for x
    x = 362,438,381.83/21,590.46
  6. Step 6: Final answer
    x = 16,786.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.