Home / 17,712.08-26,571.32-7,324.64

Finding the Fourth Proportional to 17,712.08, 26,571.32 and 7,324.64

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Solution

The fourth proportional to 17,712.08, 26,571.32 and 7,324.64 is: 10,988.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,712.08 : 26,571.32 = 7,324.64 : x
  2. Step 2: Convert to fraction form
    17,712.08/26,571.32 = 7,324.64/x
  3. Step 3: Cross multiply
    17,712.08x = 26,571.32 × 7,324.64
  4. Step 4: Simplify right side
    17,712.08x = 194,625,353.32
  5. Step 5: Solve for x
    x = 194,625,353.32/17,712.08
  6. Step 6: Final answer
    x = 10,988.28

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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.