Home / 20,152.93-30,234.84-7,006.03

Finding the Fourth Proportional to 20,152.93, 30,234.84 and 7,006.03

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Solution

The fourth proportional to 20,152.93, 30,234.84 and 7,006.03 is: 10,510.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,152.93 : 30,234.84 = 7,006.03 : x
  2. Step 2: Convert to fraction form
    20,152.93/30,234.84 = 7,006.03/x
  3. Step 3: Cross multiply
    20,152.93x = 30,234.84 × 7,006.03
  4. Step 4: Simplify right side
    20,152.93x = 211,826,196.09
  5. Step 5: Solve for x
    x = 211,826,196.09/20,152.93
  6. Step 6: Final answer
    x = 10,510.94

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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.