Home / 14,122.44-19,480.86-8,808.03

Finding the Fourth Proportional to 14,122.44, 19,480.86 and 8,808.03

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Solution

The fourth proportional to 14,122.44, 19,480.86 and 8,808.03 is: 12,150.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,122.44 : 19,480.86 = 8,808.03 : x
  2. Step 2: Convert to fraction form
    14,122.44/19,480.86 = 8,808.03/x
  3. Step 3: Cross multiply
    14,122.44x = 19,480.86 × 8,808.03
  4. Step 4: Simplify right side
    14,122.44x = 171,587,999.31
  5. Step 5: Solve for x
    x = 171,587,999.31/14,122.44
  6. Step 6: Final answer
    x = 12,150.03

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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.