Home / 14,118.88-19,484.67-8,452.54

Finding the Fourth Proportional to 14,118.88, 19,484.67 and 8,452.54

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Solution

The fourth proportional to 14,118.88, 19,484.67 and 8,452.54 is: 11,664.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,118.88 : 19,484.67 = 8,452.54 : x
  2. Step 2: Convert to fraction form
    14,118.88/19,484.67 = 8,452.54/x
  3. Step 3: Cross multiply
    14,118.88x = 19,484.67 × 8,452.54
  4. Step 4: Simplify right side
    14,118.88x = 164,694,903.85
  5. Step 5: Solve for x
    x = 164,694,903.85/14,118.88
  6. Step 6: Final answer
    x = 11,664.87

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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.