Home / 43,631.91-65,455.14-15,568.14

Finding the Fourth Proportional to 43,631.91, 65,455.14 and 15,568.14

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Solution

The fourth proportional to 43,631.91, 65,455.14 and 15,568.14 is: 23,354.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,631.91 : 65,455.14 = 15,568.14 : x
  2. Step 2: Convert to fraction form
    43,631.91/65,455.14 = 15,568.14/x
  3. Step 3: Cross multiply
    43,631.91x = 65,455.14 × 15,568.14
  4. Step 4: Simplify right side
    43,631.91x = 1,019,014,783.24
  5. Step 5: Solve for x
    x = 1,019,014,783.24/43,631.91
  6. Step 6: Final answer
    x = 23,354.81

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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.