Home / 27,902.50-41,859.92-9,188.30

Finding the Fourth Proportional to 27,902.50, 41,859.92 and 9,188.30

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Solution

The fourth proportional to 27,902.50, 41,859.92 and 9,188.30 is: 13,784.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,902.50 : 41,859.92 = 9,188.30 : x
  2. Step 2: Convert to fraction form
    27,902.50/41,859.92 = 9,188.30/x
  3. Step 3: Cross multiply
    27,902.50x = 41,859.92 × 9,188.30
  4. Step 4: Simplify right side
    27,902.50x = 384,621,502.94
  5. Step 5: Solve for x
    x = 384,621,502.94/27,902.50
  6. Step 6: Final answer
    x = 13,784.48

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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.