Home / 14,226.30-21,340.53-10,899.36

Finding the Fourth Proportional to 14,226.30, 21,340.53 and 10,899.36

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Solution

The fourth proportional to 14,226.30, 21,340.53 and 10,899.36 is: 16,349.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,226.30 : 21,340.53 = 10,899.36 : x
  2. Step 2: Convert to fraction form
    14,226.30/21,340.53 = 10,899.36/x
  3. Step 3: Cross multiply
    14,226.30x = 21,340.53 × 10,899.36
  4. Step 4: Simplify right side
    14,226.30x = 232,598,119.06
  5. Step 5: Solve for x
    x = 232,598,119.06/14,226.30
  6. Step 6: Final answer
    x = 16,349.87

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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.