Home / 23,331.69-32,198.24-12,721.37

Finding the Fourth Proportional to 23,331.69, 32,198.24 and 12,721.37

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Solution

The fourth proportional to 23,331.69, 32,198.24 and 12,721.37 is: 17,555.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,331.69 : 32,198.24 = 12,721.37 : x
  2. Step 2: Convert to fraction form
    23,331.69/32,198.24 = 12,721.37/x
  3. Step 3: Cross multiply
    23,331.69x = 32,198.24 × 12,721.37
  4. Step 4: Simplify right side
    23,331.69x = 409,605,563.40
  5. Step 5: Solve for x
    x = 409,605,563.40/23,331.69
  6. Step 6: Final answer
    x = 17,555.76

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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.