Home / 23,975.32-33,084.70-13,221.96

Finding the Fourth Proportional to 23,975.32, 33,084.70 and 13,221.96

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Solution

The fourth proportional to 23,975.32, 33,084.70 and 13,221.96 is: 18,245.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,975.32 : 33,084.70 = 13,221.96 : x
  2. Step 2: Convert to fraction form
    23,975.32/33,084.70 = 13,221.96/x
  3. Step 3: Cross multiply
    23,975.32x = 33,084.70 × 13,221.96
  4. Step 4: Simplify right side
    23,975.32x = 437,444,580.01
  5. Step 5: Solve for x
    x = 437,444,580.01/23,975.32
  6. Step 6: Final answer
    x = 18,245.62

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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.