Home / 27,388.21-37,795.76-14,812.96

Finding the Fourth Proportional to 27,388.21, 37,795.76 and 14,812.96

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Solution

The fourth proportional to 27,388.21, 37,795.76 and 14,812.96 is: 20,441.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,388.21 : 37,795.76 = 14,812.96 : x
  2. Step 2: Convert to fraction form
    27,388.21/37,795.76 = 14,812.96/x
  3. Step 3: Cross multiply
    27,388.21x = 37,795.76 × 14,812.96
  4. Step 4: Simplify right side
    27,388.21x = 559,867,081.05
  5. Step 5: Solve for x
    x = 559,867,081.05/27,388.21
  6. Step 6: Final answer
    x = 20,441.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.