Home / 27,389.10-41,089.81-8,670.26

Finding the Fourth Proportional to 27,389.10, 41,089.81 and 8,670.26

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Solution

The fourth proportional to 27,389.10, 41,089.81 and 8,670.26 is: 13,007.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,389.10 : 41,089.81 = 8,670.26 : x
  2. Step 2: Convert to fraction form
    27,389.10/41,089.81 = 8,670.26/x
  3. Step 3: Cross multiply
    27,389.10x = 41,089.81 × 8,670.26
  4. Step 4: Simplify right side
    27,389.10x = 356,259,433.36
  5. Step 5: Solve for x
    x = 356,259,433.36/27,389.10
  6. Step 6: Final answer
    x = 13,007.34

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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.