Home / 20,598.05-30,896.99-5,806.94

Finding the Fourth Proportional to 20,598.05, 30,896.99 and 5,806.94

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Solution

The fourth proportional to 20,598.05, 30,896.99 and 5,806.94 is: 8,710.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,598.05 : 30,896.99 = 5,806.94 : x
  2. Step 2: Convert to fraction form
    20,598.05/30,896.99 = 5,806.94/x
  3. Step 3: Cross multiply
    20,598.05x = 30,896.99 × 5,806.94
  4. Step 4: Simplify right side
    20,598.05x = 179,417,011.83
  5. Step 5: Solve for x
    x = 179,417,011.83/20,598.05
  6. Step 6: Final answer
    x = 8,710.39

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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.