Home / 14,736.50-20,336.43-8,022.17

Finding the Fourth Proportional to 14,736.50, 20,336.43 and 8,022.17

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Solution

The fourth proportional to 14,736.50, 20,336.43 and 8,022.17 is: 11,070.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,736.50 : 20,336.43 = 8,022.17 : x
  2. Step 2: Convert to fraction form
    14,736.50/20,336.43 = 8,022.17/x
  3. Step 3: Cross multiply
    14,736.50x = 20,336.43 × 8,022.17
  4. Step 4: Simplify right side
    14,736.50x = 163,142,379.58
  5. Step 5: Solve for x
    x = 163,142,379.58/14,736.50
  6. Step 6: Final answer
    x = 11,070.63

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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.