Home / 20,362.50-30,550.68-11,467.08

Finding the Fourth Proportional to 20,362.50, 30,550.68 and 11,467.08

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Solution

The fourth proportional to 20,362.50, 30,550.68 and 11,467.08 is: 17,204.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,362.50 : 30,550.68 = 11,467.08 : x
  2. Step 2: Convert to fraction form
    20,362.50/30,550.68 = 11,467.08/x
  3. Step 3: Cross multiply
    20,362.50x = 30,550.68 × 11,467.08
  4. Step 4: Simplify right side
    20,362.50x = 350,327,091.61
  5. Step 5: Solve for x
    x = 350,327,091.61/20,362.50
  6. Step 6: Final answer
    x = 17,204.52

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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.