Home / 27,946.60-41,919.87-7,170.10

Finding the Fourth Proportional to 27,946.60, 41,919.87 and 7,170.10

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Solution

The fourth proportional to 27,946.60, 41,919.87 and 7,170.10 is: 10,755.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,946.60 : 41,919.87 = 7,170.10 : x
  2. Step 2: Convert to fraction form
    27,946.60/41,919.87 = 7,170.10/x
  3. Step 3: Cross multiply
    27,946.60x = 41,919.87 × 7,170.10
  4. Step 4: Simplify right side
    27,946.60x = 300,569,659.89
  5. Step 5: Solve for x
    x = 300,569,659.89/27,946.60
  6. Step 6: Final answer
    x = 10,755.14

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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.