Home / 19,153.50-26,432.20-11,196.06

Finding the Fourth Proportional to 19,153.50, 26,432.20 and 11,196.06

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Solution

The fourth proportional to 19,153.50, 26,432.20 and 11,196.06 is: 15,450.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,153.50 : 26,432.20 = 11,196.06 : x
  2. Step 2: Convert to fraction form
    19,153.50/26,432.20 = 11,196.06/x
  3. Step 3: Cross multiply
    19,153.50x = 26,432.20 × 11,196.06
  4. Step 4: Simplify right side
    19,153.50x = 295,936,497.13
  5. Step 5: Solve for x
    x = 295,936,497.13/19,153.50
  6. Step 6: Final answer
    x = 15,450.78

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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.