Home / 18,234.77-27,340.81-7,699.37

Finding the Fourth Proportional to 18,234.77, 27,340.81 and 7,699.37

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Solution

The fourth proportional to 18,234.77, 27,340.81 and 7,699.37 is: 11,544.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,234.77 : 27,340.81 = 7,699.37 : x
  2. Step 2: Convert to fraction form
    18,234.77/27,340.81 = 7,699.37/x
  3. Step 3: Cross multiply
    18,234.77x = 27,340.81 × 7,699.37
  4. Step 4: Simplify right side
    18,234.77x = 210,506,856.34
  5. Step 5: Solve for x
    x = 210,506,856.34/18,234.77
  6. Step 6: Final answer
    x = 11,544.26

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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.