Home / 17,331.20-23,912.88-10,259.36

Finding the Fourth Proportional to 17,331.20, 23,912.88 and 10,259.36

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Solution

The fourth proportional to 17,331.20, 23,912.88 and 10,259.36 is: 14,155.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,331.20 : 23,912.88 = 10,259.36 : x
  2. Step 2: Convert to fraction form
    17,331.20/23,912.88 = 10,259.36/x
  3. Step 3: Cross multiply
    17,331.20x = 23,912.88 × 10,259.36
  4. Step 4: Simplify right side
    17,331.20x = 245,330,844.56
  5. Step 5: Solve for x
    x = 245,330,844.56/17,331.20
  6. Step 6: Final answer
    x = 14,155.44

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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.