Home / 14,396.35-19,866.93-8,108.74

Finding the Fourth Proportional to 14,396.35, 19,866.93 and 8,108.74

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Solution

The fourth proportional to 14,396.35, 19,866.93 and 8,108.74 is: 11,190.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,396.35 : 19,866.93 = 8,108.74 : x
  2. Step 2: Convert to fraction form
    14,396.35/19,866.93 = 8,108.74/x
  3. Step 3: Cross multiply
    14,396.35x = 19,866.93 × 8,108.74
  4. Step 4: Simplify right side
    14,396.35x = 161,095,769.97
  5. Step 5: Solve for x
    x = 161,095,769.97/14,396.35
  6. Step 6: Final answer
    x = 11,190.04

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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.