Home / 36,401.45-54,602.21-11,443.67

Finding the Fourth Proportional to 36,401.45, 54,602.21 and 11,443.67

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Solution

The fourth proportional to 36,401.45, 54,602.21 and 11,443.67 is: 17,165.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,401.45 : 54,602.21 = 11,443.67 : x
  2. Step 2: Convert to fraction form
    36,401.45/54,602.21 = 11,443.67/x
  3. Step 3: Cross multiply
    36,401.45x = 54,602.21 × 11,443.67
  4. Step 4: Simplify right side
    36,401.45x = 624,849,751.80
  5. Step 5: Solve for x
    x = 624,849,751.80/36,401.45
  6. Step 6: Final answer
    x = 17,165.52

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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.