Home / 20,146.17-30,219.25-6,295.17

Finding the Fourth Proportional to 20,146.17, 30,219.25 and 6,295.17

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Solution

The fourth proportional to 20,146.17, 30,219.25 and 6,295.17 is: 9,442.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,146.17 : 30,219.25 = 6,295.17 : x
  2. Step 2: Convert to fraction form
    20,146.17/30,219.25 = 6,295.17/x
  3. Step 3: Cross multiply
    20,146.17x = 30,219.25 × 6,295.17
  4. Step 4: Simplify right side
    20,146.17x = 190,235,316.02
  5. Step 5: Solve for x
    x = 190,235,316.02/20,146.17
  6. Step 6: Final answer
    x = 9,442.75

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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.