Home / 17,017.75-25,528.10-4,705.75

Finding the Fourth Proportional to 17,017.75, 25,528.10 and 4,705.75

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Solution

The fourth proportional to 17,017.75, 25,528.10 and 4,705.75 is: 7,059.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,017.75 : 25,528.10 = 4,705.75 : x
  2. Step 2: Convert to fraction form
    17,017.75/25,528.10 = 4,705.75/x
  3. Step 3: Cross multiply
    17,017.75x = 25,528.10 × 4,705.75
  4. Step 4: Simplify right side
    17,017.75x = 120,128,856.58
  5. Step 5: Solve for x
    x = 120,128,856.58/17,017.75
  6. Step 6: Final answer
    x = 7,059.03

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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.