Home / 27,389.48-41,102.16-9,619.67

Finding the Fourth Proportional to 27,389.48, 41,102.16 and 9,619.67

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Solution

The fourth proportional to 27,389.48, 41,102.16 and 9,619.67 is: 14,435.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,389.48 : 41,102.16 = 9,619.67 : x
  2. Step 2: Convert to fraction form
    27,389.48/41,102.16 = 9,619.67/x
  3. Step 3: Cross multiply
    27,389.48x = 41,102.16 × 9,619.67
  4. Step 4: Simplify right side
    27,389.48x = 395,389,009.98
  5. Step 5: Solve for x
    x = 395,389,009.98/27,389.48
  6. Step 6: Final answer
    x = 14,435.80

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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.