Home / 14,236.45-21,336.09-10,300.96

Finding the Fourth Proportional to 14,236.45, 21,336.09 and 10,300.96

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Solution

The fourth proportional to 14,236.45, 21,336.09 and 10,300.96 is: 15,437.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,236.45 : 21,336.09 = 10,300.96 : x
  2. Step 2: Convert to fraction form
    14,236.45/21,336.09 = 10,300.96/x
  3. Step 3: Cross multiply
    14,236.45x = 21,336.09 × 10,300.96
  4. Step 4: Simplify right side
    14,236.45x = 219,782,209.65
  5. Step 5: Solve for x
    x = 219,782,209.65/14,236.45
  6. Step 6: Final answer
    x = 15,437.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.