Home / 30,583.81-45,887.96-13,951.67

Finding the Fourth Proportional to 30,583.81, 45,887.96 and 13,951.67

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Solution

The fourth proportional to 30,583.81, 45,887.96 and 13,951.67 is: 20,933.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,583.81 : 45,887.96 = 13,951.67 : x
  2. Step 2: Convert to fraction form
    30,583.81/45,887.96 = 13,951.67/x
  3. Step 3: Cross multiply
    30,583.81x = 45,887.96 × 13,951.67
  4. Step 4: Simplify right side
    30,583.81x = 640,213,674.89
  5. Step 5: Solve for x
    x = 640,213,674.89/30,583.81
  6. Step 6: Final answer
    x = 20,933.09

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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.