Home / 20,396.89-30,587.02-6,352.20

Finding the Fourth Proportional to 20,396.89, 30,587.02 and 6,352.20

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Solution

The fourth proportional to 20,396.89, 30,587.02 and 6,352.20 is: 9,525.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,396.89 : 30,587.02 = 6,352.20 : x
  2. Step 2: Convert to fraction form
    20,396.89/30,587.02 = 6,352.20/x
  3. Step 3: Cross multiply
    20,396.89x = 30,587.02 × 6,352.20
  4. Step 4: Simplify right side
    20,396.89x = 194,294,868.44
  5. Step 5: Solve for x
    x = 194,294,868.44/20,396.89
  6. Step 6: Final answer
    x = 9,525.71

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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.