Home / 14,224.48-19,626.74-8,255.36

Finding the Fourth Proportional to 14,224.48, 19,626.74 and 8,255.36

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Solution

The fourth proportional to 14,224.48, 19,626.74 and 8,255.36 is: 11,390.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,224.48 : 19,626.74 = 8,255.36 : x
  2. Step 2: Convert to fraction form
    14,224.48/19,626.74 = 8,255.36/x
  3. Step 3: Cross multiply
    14,224.48x = 19,626.74 × 8,255.36
  4. Step 4: Simplify right side
    14,224.48x = 162,025,804.33
  5. Step 5: Solve for x
    x = 162,025,804.33/14,224.48
  6. Step 6: Final answer
    x = 11,390.63

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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.