Home / 27,822.06-41,735.67-9,102.21

Finding the Fourth Proportional to 27,822.06, 41,735.67 and 9,102.21

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Solution

The fourth proportional to 27,822.06, 41,735.67 and 9,102.21 is: 13,654.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,822.06 : 41,735.67 = 9,102.21 : x
  2. Step 2: Convert to fraction form
    27,822.06/41,735.67 = 9,102.21/x
  3. Step 3: Cross multiply
    27,822.06x = 41,735.67 × 9,102.21
  4. Step 4: Simplify right side
    27,822.06x = 379,886,832.83
  5. Step 5: Solve for x
    x = 379,886,832.83/27,822.06
  6. Step 6: Final answer
    x = 13,654.16

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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.