Home / 18,528.42-27,792.64-8,674.62

Finding the Fourth Proportional to 18,528.42, 27,792.64 and 8,674.62

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Solution

The fourth proportional to 18,528.42, 27,792.64 and 8,674.62 is: 13,011.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,528.42 : 27,792.64 = 8,674.62 : x
  2. Step 2: Convert to fraction form
    18,528.42/27,792.64 = 8,674.62/x
  3. Step 3: Cross multiply
    18,528.42x = 27,792.64 × 8,674.62
  4. Step 4: Simplify right side
    18,528.42x = 241,090,599.98
  5. Step 5: Solve for x
    x = 241,090,599.98/18,528.42
  6. Step 6: Final answer
    x = 13,011.93

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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.