Home / 14,193.23-19,586.67-8,228.36

Finding the Fourth Proportional to 14,193.23, 19,586.67 and 8,228.36

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Solution

The fourth proportional to 14,193.23, 19,586.67 and 8,228.36 is: 11,355.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,193.23 : 19,586.67 = 8,228.36 : x
  2. Step 2: Convert to fraction form
    14,193.23/19,586.67 = 8,228.36/x
  3. Step 3: Cross multiply
    14,193.23x = 19,586.67 × 8,228.36
  4. Step 4: Simplify right side
    14,193.23x = 161,166,220.93
  5. Step 5: Solve for x
    x = 161,166,220.93/14,193.23
  6. Step 6: Final answer
    x = 11,355.15

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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.