Home / 43,857.44-65,807.21-34,438.76

Finding the Fourth Proportional to 43,857.44, 65,807.21 and 34,438.76

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Solution

The fourth proportional to 43,857.44, 65,807.21 and 34,438.76 is: 51,674.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,857.44 : 65,807.21 = 34,438.76 : x
  2. Step 2: Convert to fraction form
    43,857.44/65,807.21 = 34,438.76/x
  3. Step 3: Cross multiply
    43,857.44x = 65,807.21 × 34,438.76
  4. Step 4: Simplify right side
    43,857.44x = 2,266,318,468.52
  5. Step 5: Solve for x
    x = 2,266,318,468.52/43,857.44
  6. Step 6: Final answer
    x = 51,674.67

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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.