Home / 14,121.92-19,496.22-9,652.16

Finding the Fourth Proportional to 14,121.92, 19,496.22 and 9,652.16

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Solution

The fourth proportional to 14,121.92, 19,496.22 and 9,652.16 is: 13,325.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,121.92 : 19,496.22 = 9,652.16 : x
  2. Step 2: Convert to fraction form
    14,121.92/19,496.22 = 9,652.16/x
  3. Step 3: Cross multiply
    14,121.92x = 19,496.22 × 9,652.16
  4. Step 4: Simplify right side
    14,121.92x = 188,180,634.84
  5. Step 5: Solve for x
    x = 188,180,634.84/14,121.92
  6. Step 6: Final answer
    x = 13,325.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.