Home / 17,012.77-25,520.51-5,325.96

Finding the Fourth Proportional to 17,012.77, 25,520.51 and 5,325.96

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Solution

The fourth proportional to 17,012.77, 25,520.51 and 5,325.96 is: 7,989.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,012.77 : 25,520.51 = 5,325.96 : x
  2. Step 2: Convert to fraction form
    17,012.77/25,520.51 = 5,325.96/x
  3. Step 3: Cross multiply
    17,012.77x = 25,520.51 × 5,325.96
  4. Step 4: Simplify right side
    17,012.77x = 135,921,215.44
  5. Step 5: Solve for x
    x = 135,921,215.44/17,012.77
  6. Step 6: Final answer
    x = 7,989.36

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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.