Home / 12,598.57-18,804.42-11,122.33

Finding the Fourth Proportional to 12,598.57, 18,804.42 and 11,122.33

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Solution

The fourth proportional to 12,598.57, 18,804.42 and 11,122.33 is: 16,601.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,598.57 : 18,804.42 = 11,122.33 : x
  2. Step 2: Convert to fraction form
    12,598.57/18,804.42 = 11,122.33/x
  3. Step 3: Cross multiply
    12,598.57x = 18,804.42 × 11,122.33
  4. Step 4: Simplify right side
    12,598.57x = 209,148,936.89
  5. Step 5: Solve for x
    x = 209,148,936.89/12,598.57
  6. Step 6: Final answer
    x = 16,601.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.