Home / 17,102.24-23,589.60-12,864.32

Finding the Fourth Proportional to 17,102.24, 23,589.60 and 12,864.32

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Solution

The fourth proportional to 17,102.24, 23,589.60 and 12,864.32 is: 17,744.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,102.24 : 23,589.60 = 12,864.32 : x
  2. Step 2: Convert to fraction form
    17,102.24/23,589.60 = 12,864.32/x
  3. Step 3: Cross multiply
    17,102.24x = 23,589.60 × 12,864.32
  4. Step 4: Simplify right side
    17,102.24x = 303,464,163.07
  5. Step 5: Solve for x
    x = 303,464,163.07/17,102.24
  6. Step 6: Final answer
    x = 17,744.12

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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.