Home / 14,226.10-19,633.80-8,256.50

Finding the Fourth Proportional to 14,226.10, 19,633.80 and 8,256.50

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Solution

The fourth proportional to 14,226.10, 19,633.80 and 8,256.50 is: 11,395.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,226.10 : 19,633.80 = 8,256.50 : x
  2. Step 2: Convert to fraction form
    14,226.10/19,633.80 = 8,256.50/x
  3. Step 3: Cross multiply
    14,226.10x = 19,633.80 × 8,256.50
  4. Step 4: Simplify right side
    14,226.10x = 162,106,469.70
  5. Step 5: Solve for x
    x = 162,106,469.70/14,226.10
  6. Step 6: Final answer
    x = 11,395.00

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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.