Home / 20,846.03-31,269.24-5,263.64

Finding the Fourth Proportional to 20,846.03, 31,269.24 and 5,263.64

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Solution

The fourth proportional to 20,846.03, 31,269.24 and 5,263.64 is: 7,895.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,846.03 : 31,269.24 = 5,263.64 : x
  2. Step 2: Convert to fraction form
    20,846.03/31,269.24 = 5,263.64/x
  3. Step 3: Cross multiply
    20,846.03x = 31,269.24 × 5,263.64
  4. Step 4: Simplify right side
    20,846.03x = 164,590,022.43
  5. Step 5: Solve for x
    x = 164,590,022.43/20,846.03
  6. Step 6: Final answer
    x = 7,895.51

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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.