Home / 14,299.90-19,733.82-8,012.28

Finding the Fourth Proportional to 14,299.90, 19,733.82 and 8,012.28

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Solution

The fourth proportional to 14,299.90, 19,733.82 and 8,012.28 is: 11,056.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,299.90 : 19,733.82 = 8,012.28 : x
  2. Step 2: Convert to fraction form
    14,299.90/19,733.82 = 8,012.28/x
  3. Step 3: Cross multiply
    14,299.90x = 19,733.82 × 8,012.28
  4. Step 4: Simplify right side
    14,299.90x = 158,112,891.31
  5. Step 5: Solve for x
    x = 158,112,891.31/14,299.90
  6. Step 6: Final answer
    x = 11,056.92

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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.