Home / 17,628.14-24,331.07-11,972.32

Finding the Fourth Proportional to 17,628.14, 24,331.07 and 11,972.32

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Solution

The fourth proportional to 17,628.14, 24,331.07 and 11,972.32 is: 16,524.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,628.14 : 24,331.07 = 11,972.32 : x
  2. Step 2: Convert to fraction form
    17,628.14/24,331.07 = 11,972.32/x
  3. Step 3: Cross multiply
    17,628.14x = 24,331.07 × 11,972.32
  4. Step 4: Simplify right side
    17,628.14x = 291,299,355.98
  5. Step 5: Solve for x
    x = 291,299,355.98/17,628.14
  6. Step 6: Final answer
    x = 16,524.68

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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.