Home / 19,077.45-26,329.96-11,118.14

Finding the Fourth Proportional to 19,077.45, 26,329.96 and 11,118.14

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Solution

The fourth proportional to 19,077.45, 26,329.96 and 11,118.14 is: 15,344.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,077.45 : 26,329.96 = 11,118.14 : x
  2. Step 2: Convert to fraction form
    19,077.45/26,329.96 = 11,118.14/x
  3. Step 3: Cross multiply
    19,077.45x = 26,329.96 × 11,118.14
  4. Step 4: Simplify right side
    19,077.45x = 292,740,181.47
  5. Step 5: Solve for x
    x = 292,740,181.47/19,077.45
  6. Step 6: Final answer
    x = 15,344.83

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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.