Home / 27,416.80-41,141.40-20,002.60

Finding the Fourth Proportional to 27,416.80, 41,141.40 and 20,002.60

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Solution

The fourth proportional to 27,416.80, 41,141.40 and 20,002.60 is: 30,015.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,416.80 : 41,141.40 = 20,002.60 : x
  2. Step 2: Convert to fraction form
    27,416.80/41,141.40 = 20,002.60/x
  3. Step 3: Cross multiply
    27,416.80x = 41,141.40 × 20,002.60
  4. Step 4: Simplify right side
    27,416.80x = 822,934,967.64
  5. Step 5: Solve for x
    x = 822,934,967.64/27,416.80
  6. Step 6: Final answer
    x = 30,015.72

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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.