Home / 20,100.41-30,151.93-6,951.07

Finding the Fourth Proportional to 20,100.41, 30,151.93 and 6,951.07

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Solution

The fourth proportional to 20,100.41, 30,151.93 and 6,951.07 is: 10,427.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,100.41 : 30,151.93 = 6,951.07 : x
  2. Step 2: Convert to fraction form
    20,100.41/30,151.93 = 6,951.07/x
  3. Step 3: Cross multiply
    20,100.41x = 30,151.93 × 6,951.07
  4. Step 4: Simplify right side
    20,100.41x = 209,588,176.07
  5. Step 5: Solve for x
    x = 209,588,176.07/20,100.41
  6. Step 6: Final answer
    x = 10,427.06

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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.