Home / 43,568.11-65,374.62-18,601.39

Finding the Fourth Proportional to 43,568.11, 65,374.62 and 18,601.39

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Solution

The fourth proportional to 43,568.11, 65,374.62 and 18,601.39 is: 27,911.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,568.11 : 65,374.62 = 18,601.39 : x
  2. Step 2: Convert to fraction form
    43,568.11/65,374.62 = 18,601.39/x
  3. Step 3: Cross multiply
    43,568.11x = 65,374.62 × 18,601.39
  4. Step 4: Simplify right side
    43,568.11x = 1,216,058,802.72
  5. Step 5: Solve for x
    x = 1,216,058,802.72/43,568.11
  6. Step 6: Final answer
    x = 27,911.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.