Home / 27,889.10-41,840.23-9,169.19

Finding the Fourth Proportional to 27,889.10, 41,840.23 and 9,169.19

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Solution

The fourth proportional to 27,889.10, 41,840.23 and 9,169.19 is: 13,755.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,889.10 : 41,840.23 = 9,169.19 : x
  2. Step 2: Convert to fraction form
    27,889.10/41,840.23 = 9,169.19/x
  3. Step 3: Cross multiply
    27,889.10x = 41,840.23 × 9,169.19
  4. Step 4: Simplify right side
    27,889.10x = 383,641,018.51
  5. Step 5: Solve for x
    x = 383,641,018.51/27,889.10
  6. Step 6: Final answer
    x = 13,755.95

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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.