Home / 19,091.70-26,342.82-11,134.26

Finding the Fourth Proportional to 19,091.70, 26,342.82 and 11,134.26

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Solution

The fourth proportional to 19,091.70, 26,342.82 and 11,134.26 is: 15,363.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,091.70 : 26,342.82 = 11,134.26 : x
  2. Step 2: Convert to fraction form
    19,091.70/26,342.82 = 11,134.26/x
  3. Step 3: Cross multiply
    19,091.70x = 26,342.82 × 11,134.26
  4. Step 4: Simplify right side
    19,091.70x = 293,307,807.01
  5. Step 5: Solve for x
    x = 293,307,807.01/19,091.70
  6. Step 6: Final answer
    x = 15,363.11

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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.