Home / 18,169.14-25,072.61-10,211.19

Finding the Fourth Proportional to 18,169.14, 25,072.61 and 10,211.19

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Solution

The fourth proportional to 18,169.14, 25,072.61 and 10,211.19 is: 14,090.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,169.14 : 25,072.61 = 10,211.19 : x
  2. Step 2: Convert to fraction form
    18,169.14/25,072.61 = 10,211.19/x
  3. Step 3: Cross multiply
    18,169.14x = 25,072.61 × 10,211.19
  4. Step 4: Simplify right side
    18,169.14x = 256,021,184.51
  5. Step 5: Solve for x
    x = 256,021,184.51/18,169.14
  6. Step 6: Final answer
    x = 14,090.99

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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.