Home / 27,013.86-40,541.97-18,752.02

Finding the Fourth Proportional to 27,013.86, 40,541.97 and 18,752.02

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Solution

The fourth proportional to 27,013.86, 40,541.97 and 18,752.02 is: 28,142.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,013.86 : 40,541.97 = 18,752.02 : x
  2. Step 2: Convert to fraction form
    27,013.86/40,541.97 = 18,752.02/x
  3. Step 3: Cross multiply
    27,013.86x = 40,541.97 × 18,752.02
  4. Step 4: Simplify right side
    27,013.86x = 760,243,832.28
  5. Step 5: Solve for x
    x = 760,243,832.28/27,013.86
  6. Step 6: Final answer
    x = 28,142.73

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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.