Home / 17,038.35-25,563.87-7,675.56

Finding the Fourth Proportional to 17,038.35, 25,563.87 and 7,675.56

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Solution

The fourth proportional to 17,038.35, 25,563.87 and 7,675.56 is: 11,516.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,038.35 : 25,563.87 = 7,675.56 : x
  2. Step 2: Convert to fraction form
    17,038.35/25,563.87 = 7,675.56/x
  3. Step 3: Cross multiply
    17,038.35x = 25,563.87 × 7,675.56
  4. Step 4: Simplify right side
    17,038.35x = 196,217,018.02
  5. Step 5: Solve for x
    x = 196,217,018.02/17,038.35
  6. Step 6: Final answer
    x = 11,516.20

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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.