Home / 13,223.16-19,832.60-3,860.98

Finding the Fourth Proportional to 13,223.16, 19,832.60 and 3,860.98

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Solution

The fourth proportional to 13,223.16, 19,832.60 and 3,860.98 is: 5,790.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,223.16 : 19,832.60 = 3,860.98 : x
  2. Step 2: Convert to fraction form
    13,223.16/19,832.60 = 3,860.98/x
  3. Step 3: Cross multiply
    13,223.16x = 19,832.60 × 3,860.98
  4. Step 4: Simplify right side
    13,223.16x = 76,573,172.79
  5. Step 5: Solve for x
    x = 76,573,172.79/13,223.16
  6. Step 6: Final answer
    x = 5,790.84

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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.