Home / 19,401.93-26,774.51-11,018.25

Finding the Fourth Proportional to 19,401.93, 26,774.51 and 11,018.25

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Solution

The fourth proportional to 19,401.93, 26,774.51 and 11,018.25 is: 15,205.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,401.93 : 26,774.51 = 11,018.25 : x
  2. Step 2: Convert to fraction form
    19,401.93/26,774.51 = 11,018.25/x
  3. Step 3: Cross multiply
    19,401.93x = 26,774.51 × 11,018.25
  4. Step 4: Simplify right side
    19,401.93x = 295,008,189.72
  5. Step 5: Solve for x
    x = 295,008,189.72/19,401.93
  6. Step 6: Final answer
    x = 15,205.10

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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.