Home / 14,502.70-19,996.23-11,149.30

Finding the Fourth Proportional to 14,502.70, 19,996.23 and 11,149.30

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Solution

The fourth proportional to 14,502.70, 19,996.23 and 11,149.30 is: 15,372.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,502.70 : 19,996.23 = 11,149.30 : x
  2. Step 2: Convert to fraction form
    14,502.70/19,996.23 = 11,149.30/x
  3. Step 3: Cross multiply
    14,502.70x = 19,996.23 × 11,149.30
  4. Step 4: Simplify right side
    14,502.70x = 222,943,967.14
  5. Step 5: Solve for x
    x = 222,943,967.14/14,502.70
  6. Step 6: Final answer
    x = 15,372.58

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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.