Home / 17,115.75-25,652.41-9,697.72

Finding the Fourth Proportional to 17,115.75, 25,652.41 and 9,697.72

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Solution

The fourth proportional to 17,115.75, 25,652.41 and 9,697.72 is: 14,534.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,115.75 : 25,652.41 = 9,697.72 : x
  2. Step 2: Convert to fraction form
    17,115.75/25,652.41 = 9,697.72/x
  3. Step 3: Cross multiply
    17,115.75x = 25,652.41 × 9,697.72
  4. Step 4: Simplify right side
    17,115.75x = 248,769,889.51
  5. Step 5: Solve for x
    x = 248,769,889.51/17,115.75
  6. Step 6: Final answer
    x = 14,534.56

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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.