Home / 27,018.52-40,498.62-11,447.08

Finding the Fourth Proportional to 27,018.52, 40,498.62 and 11,447.08

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Solution

The fourth proportional to 27,018.52, 40,498.62 and 11,447.08 is: 17,158.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,018.52 : 40,498.62 = 11,447.08 : x
  2. Step 2: Convert to fraction form
    27,018.52/40,498.62 = 11,447.08/x
  3. Step 3: Cross multiply
    27,018.52x = 40,498.62 × 11,447.08
  4. Step 4: Simplify right side
    27,018.52x = 463,590,943.03
  5. Step 5: Solve for x
    x = 463,590,943.03/27,018.52
  6. Step 6: Final answer
    x = 17,158.27

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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.