Home / 20,108.07-30,166.38-6,069.15

Finding the Fourth Proportional to 20,108.07, 30,166.38 and 6,069.15

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Solution

The fourth proportional to 20,108.07, 30,166.38 and 6,069.15 is: 9,105.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,108.07 : 30,166.38 = 6,069.15 : x
  2. Step 2: Convert to fraction form
    20,108.07/30,166.38 = 6,069.15/x
  3. Step 3: Cross multiply
    20,108.07x = 30,166.38 × 6,069.15
  4. Step 4: Simplify right side
    20,108.07x = 183,084,285.18
  5. Step 5: Solve for x
    x = 183,084,285.18/20,108.07
  6. Step 6: Final answer
    x = 9,105.02

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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.