Home / 27,389.09-41,083.92-9,620.16

Finding the Fourth Proportional to 27,389.09, 41,083.92 and 9,620.16

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Solution

The fourth proportional to 27,389.09, 41,083.92 and 9,620.16 is: 14,430.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,389.09 : 41,083.92 = 9,620.16 : x
  2. Step 2: Convert to fraction form
    27,389.09/41,083.92 = 9,620.16/x
  3. Step 3: Cross multiply
    27,389.09x = 41,083.92 × 9,620.16
  4. Step 4: Simplify right side
    27,389.09x = 395,233,883.83
  5. Step 5: Solve for x
    x = 395,233,883.83/27,389.09
  6. Step 6: Final answer
    x = 14,430.34

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1.5x scale

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.