Home / 13,623.09-18,812.16-8,596.23

Finding the Fourth Proportional to 13,623.09, 18,812.16 and 8,596.23

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Solution

The fourth proportional to 13,623.09, 18,812.16 and 8,596.23 is: 11,870.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,623.09 : 18,812.16 = 8,596.23 : x
  2. Step 2: Convert to fraction form
    13,623.09/18,812.16 = 8,596.23/x
  3. Step 3: Cross multiply
    13,623.09x = 18,812.16 × 8,596.23
  4. Step 4: Simplify right side
    13,623.09x = 161,713,654.16
  5. Step 5: Solve for x
    x = 161,713,654.16/13,623.09
  6. Step 6: Final answer
    x = 11,870.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.