Home / 27,384.60-41,109.30-27,190.20

Finding the Fourth Proportional to 27,384.60, 41,109.30 and 27,190.20

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Solution

The fourth proportional to 27,384.60, 41,109.30 and 27,190.20 is: 40,817.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,384.60 : 41,109.30 = 27,190.20 : x
  2. Step 2: Convert to fraction form
    27,384.60/41,109.30 = 27,190.20/x
  3. Step 3: Cross multiply
    27,384.60x = 41,109.30 × 27,190.20
  4. Step 4: Simplify right side
    27,384.60x = 1,117,770,088.86
  5. Step 5: Solve for x
    x = 1,117,770,088.86/27,384.60
  6. Step 6: Final answer
    x = 40,817.47

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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.