Home / 17,191.81-25,837.53-11,385.32

Finding the Fourth Proportional to 17,191.81, 25,837.53 and 11,385.32

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Solution

The fourth proportional to 17,191.81, 25,837.53 and 11,385.32 is: 17,110.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,191.81 : 25,837.53 = 11,385.32 : x
  2. Step 2: Convert to fraction form
    17,191.81/25,837.53 = 11,385.32/x
  3. Step 3: Cross multiply
    17,191.81x = 25,837.53 × 11,385.32
  4. Step 4: Simplify right side
    17,191.81x = 294,168,568.96
  5. Step 5: Solve for x
    x = 294,168,568.96/17,191.81
  6. Step 6: Final answer
    x = 17,110.97

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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.