Home / 17,496.56-24,140.46-11,111.78

Finding the Fourth Proportional to 17,496.56, 24,140.46 and 11,111.78

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Solution

The fourth proportional to 17,496.56, 24,140.46 and 11,111.78 is: 15,331.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,496.56 : 24,140.46 = 11,111.78 : x
  2. Step 2: Convert to fraction form
    17,496.56/24,140.46 = 11,111.78/x
  3. Step 3: Cross multiply
    17,496.56x = 24,140.46 × 11,111.78
  4. Step 4: Simplify right side
    17,496.56x = 268,243,480.62
  5. Step 5: Solve for x
    x = 268,243,480.62/17,496.56
  6. Step 6: Final answer
    x = 15,331.21

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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.