Home / 27,936.60-41,904.90-7,160.10

Finding the Fourth Proportional to 27,936.60, 41,904.90 and 7,160.10

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Solution

The fourth proportional to 27,936.60, 41,904.90 and 7,160.10 is: 10,740.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,936.60 : 41,904.90 = 7,160.10 : x
  2. Step 2: Convert to fraction form
    27,936.60/41,904.90 = 7,160.10/x
  3. Step 3: Cross multiply
    27,936.60x = 41,904.90 × 7,160.10
  4. Step 4: Simplify right side
    27,936.60x = 300,043,274.49
  5. Step 5: Solve for x
    x = 300,043,274.49/27,936.60
  6. Step 6: Final answer
    x = 10,740.15

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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.