Home / 27,077.80-40,623.62-10,433.38

Finding the Fourth Proportional to 27,077.80, 40,623.62 and 10,433.38

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Solution

The fourth proportional to 27,077.80, 40,623.62 and 10,433.38 is: 15,652.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,077.80 : 40,623.62 = 10,433.38 : x
  2. Step 2: Convert to fraction form
    27,077.80/40,623.62 = 10,433.38/x
  3. Step 3: Cross multiply
    27,077.80x = 40,623.62 × 10,433.38
  4. Step 4: Simplify right side
    27,077.80x = 423,841,664.44
  5. Step 5: Solve for x
    x = 423,841,664.44/27,077.80
  6. Step 6: Final answer
    x = 15,652.74

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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.