Home / 19,474.90-26,877.26-11,519.69

Finding the Fourth Proportional to 19,474.90, 26,877.26 and 11,519.69

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Solution

The fourth proportional to 19,474.90, 26,877.26 and 11,519.69 is: 15,898.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,474.90 : 26,877.26 = 11,519.69 : x
  2. Step 2: Convert to fraction form
    19,474.90/26,877.26 = 11,519.69/x
  3. Step 3: Cross multiply
    19,474.90x = 26,877.26 × 11,519.69
  4. Step 4: Simplify right side
    19,474.90x = 309,617,516.66
  5. Step 5: Solve for x
    x = 309,617,516.66/19,474.90
  6. Step 6: Final answer
    x = 15,898.29

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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.