Home / 18,185.49-25,096.94-10,636.24

Finding the Fourth Proportional to 18,185.49, 25,096.94 and 10,636.24

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Solution

The fourth proportional to 18,185.49, 25,096.94 and 10,636.24 is: 14,678.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,185.49 : 25,096.94 = 10,636.24 : x
  2. Step 2: Convert to fraction form
    18,185.49/25,096.94 = 10,636.24/x
  3. Step 3: Cross multiply
    18,185.49x = 25,096.94 × 10,636.24
  4. Step 4: Simplify right side
    18,185.49x = 266,937,077.11
  5. Step 5: Solve for x
    x = 266,937,077.11/18,185.49
  6. Step 6: Final answer
    x = 14,678.57

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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.