Home / 42,685.58-64,028.37-16,375.96

Finding the Fourth Proportional to 42,685.58, 64,028.37 and 16,375.96

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Solution

The fourth proportional to 42,685.58, 64,028.37 and 16,375.96 is: 24,563.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,685.58 : 64,028.37 = 16,375.96 : x
  2. Step 2: Convert to fraction form
    42,685.58/64,028.37 = 16,375.96/x
  3. Step 3: Cross multiply
    42,685.58x = 64,028.37 × 16,375.96
  4. Step 4: Simplify right side
    42,685.58x = 1,048,526,025.99
  5. Step 5: Solve for x
    x = 1,048,526,025.99/42,685.58
  6. Step 6: Final answer
    x = 24,563.94

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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.