Home / 30,912.53-46,372.20-9,847.67

Finding the Fourth Proportional to 30,912.53, 46,372.20 and 9,847.67

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Solution

The fourth proportional to 30,912.53, 46,372.20 and 9,847.67 is: 14,772.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,912.53 : 46,372.20 = 9,847.67 : x
  2. Step 2: Convert to fraction form
    30,912.53/46,372.20 = 9,847.67/x
  3. Step 3: Cross multiply
    30,912.53x = 46,372.20 × 9,847.67
  4. Step 4: Simplify right side
    30,912.53x = 456,658,122.77
  5. Step 5: Solve for x
    x = 456,658,122.77/30,912.53
  6. Step 6: Final answer
    x = 14,772.59

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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.