Home / 17,087.15-25,639.37-11,528.81

Finding the Fourth Proportional to 17,087.15, 25,639.37 and 11,528.81

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Solution

The fourth proportional to 17,087.15, 25,639.37 and 11,528.81 is: 17,299.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,087.15 : 25,639.37 = 11,528.81 : x
  2. Step 2: Convert to fraction form
    17,087.15/25,639.37 = 11,528.81/x
  3. Step 3: Cross multiply
    17,087.15x = 25,639.37 × 11,528.81
  4. Step 4: Simplify right side
    17,087.15x = 295,591,518.17
  5. Step 5: Solve for x
    x = 295,591,518.17/17,087.15
  6. Step 6: Final answer
    x = 17,299.05

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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.