Home / 30,593.06-45,879.87-20,795.30

Finding the Fourth Proportional to 30,593.06, 45,879.87 and 20,795.30

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Solution

The fourth proportional to 30,593.06, 45,879.87 and 20,795.30 is: 31,186.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,593.06 : 45,879.87 = 20,795.30 : x
  2. Step 2: Convert to fraction form
    30,593.06/45,879.87 = 20,795.30/x
  3. Step 3: Cross multiply
    30,593.06x = 45,879.87 × 20,795.30
  4. Step 4: Simplify right side
    30,593.06x = 954,085,431.21
  5. Step 5: Solve for x
    x = 954,085,431.21/30,593.06
  6. Step 6: Final answer
    x = 31,186.34

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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.