Home / 37,811.36-52,174.91-21,895.67

Finding the Fourth Proportional to 37,811.36, 52,174.91 and 21,895.67

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Solution

The fourth proportional to 37,811.36, 52,174.91 and 21,895.67 is: 30,213.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,811.36 : 52,174.91 = 21,895.67 : x
  2. Step 2: Convert to fraction form
    37,811.36/52,174.91 = 21,895.67/x
  3. Step 3: Cross multiply
    37,811.36x = 52,174.91 × 21,895.67
  4. Step 4: Simplify right side
    37,811.36x = 1,142,404,441.75
  5. Step 5: Solve for x
    x = 1,142,404,441.75/37,811.36
  6. Step 6: Final answer
    x = 30,213.26

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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.