Home / 19,394.87-26,765.84-11,333.81

Finding the Fourth Proportional to 19,394.87, 26,765.84 and 11,333.81

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Solution

The fourth proportional to 19,394.87, 26,765.84 and 11,333.81 is: 15,641.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,394.87 : 26,765.84 = 11,333.81 : x
  2. Step 2: Convert to fraction form
    19,394.87/26,765.84 = 11,333.81/x
  3. Step 3: Cross multiply
    19,394.87x = 26,765.84 × 11,333.81
  4. Step 4: Simplify right side
    19,394.87x = 303,359,040.30
  5. Step 5: Solve for x
    x = 303,359,040.30/19,394.87
  6. Step 6: Final answer
    x = 15,641.20

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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.