Home / 20,069.02-30,103.26-6,218.02

Finding the Fourth Proportional to 20,069.02, 30,103.26 and 6,218.02

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Solution

The fourth proportional to 20,069.02, 30,103.26 and 6,218.02 is: 9,326.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,069.02 : 30,103.26 = 6,218.02 : x
  2. Step 2: Convert to fraction form
    20,069.02/30,103.26 = 6,218.02/x
  3. Step 3: Cross multiply
    20,069.02x = 30,103.26 × 6,218.02
  4. Step 4: Simplify right side
    20,069.02x = 187,182,672.75
  5. Step 5: Solve for x
    x = 187,182,672.75/20,069.02
  6. Step 6: Final answer
    x = 9,326.95

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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.