Home / 20,294.09-30,444.03-6,255.30

Finding the Fourth Proportional to 20,294.09, 30,444.03 and 6,255.30

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Solution

The fourth proportional to 20,294.09, 30,444.03 and 6,255.30 is: 9,383.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,294.09 : 30,444.03 = 6,255.30 : x
  2. Step 2: Convert to fraction form
    20,294.09/30,444.03 = 6,255.30/x
  3. Step 3: Cross multiply
    20,294.09x = 30,444.03 × 6,255.30
  4. Step 4: Simplify right side
    20,294.09x = 190,436,540.86
  5. Step 5: Solve for x
    x = 190,436,540.86/20,294.09
  6. Step 6: Final answer
    x = 9,383.84

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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.