Home / 19,609.56-29,414.34-7,127.26

Finding the Fourth Proportional to 19,609.56, 29,414.34 and 7,127.26

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Solution

The fourth proportional to 19,609.56, 29,414.34 and 7,127.26 is: 10,690.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,609.56 : 29,414.34 = 7,127.26 : x
  2. Step 2: Convert to fraction form
    19,609.56/29,414.34 = 7,127.26/x
  3. Step 3: Cross multiply
    19,609.56x = 29,414.34 × 7,127.26
  4. Step 4: Simplify right side
    19,609.56x = 209,643,648.91
  5. Step 5: Solve for x
    x = 209,643,648.91/19,609.56
  6. Step 6: Final answer
    x = 10,690.89

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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.