Home / 25,626.96-38,427.48-13,144.32

Finding the Fourth Proportional to 25,626.96, 38,427.48 and 13,144.32

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Solution

The fourth proportional to 25,626.96, 38,427.48 and 13,144.32 is: 19,709.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,626.96 : 38,427.48 = 13,144.32 : x
  2. Step 2: Convert to fraction form
    25,626.96/38,427.48 = 13,144.32/x
  3. Step 3: Cross multiply
    25,626.96x = 38,427.48 × 13,144.32
  4. Step 4: Simplify right side
    25,626.96x = 505,103,093.91
  5. Step 5: Solve for x
    x = 505,103,093.91/25,626.96
  6. Step 6: Final answer
    x = 19,709.83

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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.