Home / 19,191.66-26,486.41-11,233.42

Finding the Fourth Proportional to 19,191.66, 26,486.41 and 11,233.42

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Solution

The fourth proportional to 19,191.66, 26,486.41 and 11,233.42 is: 15,503.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,191.66 : 26,486.41 = 11,233.42 : x
  2. Step 2: Convert to fraction form
    19,191.66/26,486.41 = 11,233.42/x
  3. Step 3: Cross multiply
    19,191.66x = 26,486.41 × 11,233.42
  4. Step 4: Simplify right side
    19,191.66x = 297,532,967.82
  5. Step 5: Solve for x
    x = 297,532,967.82/19,191.66
  6. Step 6: Final answer
    x = 15,503.24

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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.