Home / 15,496.42-21,374.24-10,189.54

Finding the Fourth Proportional to 15,496.42, 21,374.24 and 10,189.54

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Solution

The fourth proportional to 15,496.42, 21,374.24 and 10,189.54 is: 14,054.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,496.42 : 21,374.24 = 10,189.54 : x
  2. Step 2: Convert to fraction form
    15,496.42/21,374.24 = 10,189.54/x
  3. Step 3: Cross multiply
    15,496.42x = 21,374.24 × 10,189.54
  4. Step 4: Simplify right side
    15,496.42x = 217,793,673.45
  5. Step 5: Solve for x
    x = 217,793,673.45/15,496.42
  6. Step 6: Final answer
    x = 14,054.45

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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.