Home / 20,235.33-30,295.76-10,725.98

Finding the Fourth Proportional to 20,235.33, 30,295.76 and 10,725.98

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Solution

The fourth proportional to 20,235.33, 30,295.76 and 10,725.98 is: 16,058.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,235.33 : 30,295.76 = 10,725.98 : x
  2. Step 2: Convert to fraction form
    20,235.33/30,295.76 = 10,725.98/x
  3. Step 3: Cross multiply
    20,235.33x = 30,295.76 × 10,725.98
  4. Step 4: Simplify right side
    20,235.33x = 324,951,769.00
  5. Step 5: Solve for x
    x = 324,951,769.00/20,235.33
  6. Step 6: Final answer
    x = 16,058.63

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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.