Home / 25,213.30-37,802.43-11,165.67

Finding the Fourth Proportional to 25,213.30, 37,802.43 and 11,165.67

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Solution

The fourth proportional to 25,213.30, 37,802.43 and 11,165.67 is: 16,740.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,213.30 : 37,802.43 = 11,165.67 : x
  2. Step 2: Convert to fraction form
    25,213.30/37,802.43 = 11,165.67/x
  3. Step 3: Cross multiply
    25,213.30x = 37,802.43 × 11,165.67
  4. Step 4: Simplify right side
    25,213.30x = 422,089,500.45
  5. Step 5: Solve for x
    x = 422,089,500.45/25,213.30
  6. Step 6: Final answer
    x = 16,740.75

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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.