Home / 14,328.44-19,771.48-8,361.56

Finding the Fourth Proportional to 14,328.44, 19,771.48 and 8,361.56

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Solution

The fourth proportional to 14,328.44, 19,771.48 and 8,361.56 is: 11,537.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,328.44 : 19,771.48 = 8,361.56 : x
  2. Step 2: Convert to fraction form
    14,328.44/19,771.48 = 8,361.56/x
  3. Step 3: Cross multiply
    14,328.44x = 19,771.48 × 8,361.56
  4. Step 4: Simplify right side
    14,328.44x = 165,320,416.31
  5. Step 5: Solve for x
    x = 165,320,416.31/14,328.44
  6. Step 6: Final answer
    x = 11,537.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.