Home / 19,353.87-26,724.14-15,769.35

Finding the Fourth Proportional to 19,353.87, 26,724.14 and 15,769.35

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Solution

The fourth proportional to 19,353.87, 26,724.14 and 15,769.35 is: 21,774.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,353.87 : 26,724.14 = 15,769.35 : x
  2. Step 2: Convert to fraction form
    19,353.87/26,724.14 = 15,769.35/x
  3. Step 3: Cross multiply
    19,353.87x = 26,724.14 × 15,769.35
  4. Step 4: Simplify right side
    19,353.87x = 421,422,317.11
  5. Step 5: Solve for x
    x = 421,422,317.11/19,353.87
  6. Step 6: Final answer
    x = 21,774.58

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.