Home / 20,194.11-30,289.02-5,404.52

Finding the Fourth Proportional to 20,194.11, 30,289.02 and 5,404.52

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Solution

The fourth proportional to 20,194.11, 30,289.02 and 5,404.52 is: 8,106.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,194.11 : 30,289.02 = 5,404.52 : x
  2. Step 2: Convert to fraction form
    20,194.11/30,289.02 = 5,404.52/x
  3. Step 3: Cross multiply
    20,194.11x = 30,289.02 × 5,404.52
  4. Step 4: Simplify right side
    20,194.11x = 163,697,614.37
  5. Step 5: Solve for x
    x = 163,697,614.37/20,194.11
  6. Step 6: Final answer
    x = 8,106.21

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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.