Home / 27,213.67-40,810.75-9,680.01

Finding the Fourth Proportional to 27,213.67, 40,810.75 and 9,680.01

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Solution

The fourth proportional to 27,213.67, 40,810.75 and 9,680.01 is: 14,516.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,213.67 : 40,810.75 = 9,680.01 : x
  2. Step 2: Convert to fraction form
    27,213.67/40,810.75 = 9,680.01/x
  3. Step 3: Cross multiply
    27,213.67x = 40,810.75 × 9,680.01
  4. Step 4: Simplify right side
    27,213.67x = 395,048,468.11
  5. Step 5: Solve for x
    x = 395,048,468.11/27,213.67
  6. Step 6: Final answer
    x = 14,516.55

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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.