Home / 14,664.44-20,232.06-8,290.22

Finding the Fourth Proportional to 14,664.44, 20,232.06 and 8,290.22

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Solution

The fourth proportional to 14,664.44, 20,232.06 and 8,290.22 is: 11,437.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,664.44 : 20,232.06 = 8,290.22 : x
  2. Step 2: Convert to fraction form
    14,664.44/20,232.06 = 8,290.22/x
  3. Step 3: Cross multiply
    14,664.44x = 20,232.06 × 8,290.22
  4. Step 4: Simplify right side
    14,664.44x = 167,728,228.45
  5. Step 5: Solve for x
    x = 167,728,228.45/14,664.44
  6. Step 6: Final answer
    x = 11,437.75

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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.