Home / 14,194.45-19,588.35-8,229.58

Finding the Fourth Proportional to 14,194.45, 19,588.35 and 8,229.58

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Solution

The fourth proportional to 14,194.45, 19,588.35 and 8,229.58 is: 11,356.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,194.45 : 19,588.35 = 8,229.58 : x
  2. Step 2: Convert to fraction form
    14,194.45/19,588.35 = 8,229.58/x
  3. Step 3: Cross multiply
    14,194.45x = 19,588.35 × 8,229.58
  4. Step 4: Simplify right side
    14,194.45x = 161,203,852.25
  5. Step 5: Solve for x
    x = 161,203,852.25/14,194.45
  6. Step 6: Final answer
    x = 11,356.82

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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.