Home / 18,233.69-27,342.63-7,708.41

Finding the Fourth Proportional to 18,233.69, 27,342.63 and 7,708.41

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Solution

The fourth proportional to 18,233.69, 27,342.63 and 7,708.41 is: 11,559.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,233.69 : 27,342.63 = 7,708.41 : x
  2. Step 2: Convert to fraction form
    18,233.69/27,342.63 = 7,708.41/x
  3. Step 3: Cross multiply
    18,233.69x = 27,342.63 × 7,708.41
  4. Step 4: Simplify right side
    18,233.69x = 210,768,202.52
  5. Step 5: Solve for x
    x = 210,768,202.52/18,233.69
  6. Step 6: Final answer
    x = 11,559.28

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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.