Home / 20,197.54-30,292.66-6,154.21

Finding the Fourth Proportional to 20,197.54, 30,292.66 and 6,154.21

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Solution

The fourth proportional to 20,197.54, 30,292.66 and 6,154.21 is: 9,230.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,197.54 : 30,292.66 = 6,154.21 : x
  2. Step 2: Convert to fraction form
    20,197.54/30,292.66 = 6,154.21/x
  3. Step 3: Cross multiply
    20,197.54x = 30,292.66 × 6,154.21
  4. Step 4: Simplify right side
    20,197.54x = 186,427,391.10
  5. Step 5: Solve for x
    x = 186,427,391.10/20,197.54
  6. Step 6: Final answer
    x = 9,230.20

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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.