Home / 27,861.96-41,763.54-9,137.10

Finding the Fourth Proportional to 27,861.96, 41,763.54 and 9,137.10

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Solution

The fourth proportional to 27,861.96, 41,763.54 and 9,137.10 is: 13,696.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,861.96 : 41,763.54 = 9,137.10 : x
  2. Step 2: Convert to fraction form
    27,861.96/41,763.54 = 9,137.10/x
  3. Step 3: Cross multiply
    27,861.96x = 41,763.54 × 9,137.10
  4. Step 4: Simplify right side
    27,861.96x = 381,597,641.33
  5. Step 5: Solve for x
    x = 381,597,641.33/27,861.96
  6. Step 6: Final answer
    x = 13,696.01

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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.