Home / 42,668.44-64,011.76-16,372.96

Finding the Fourth Proportional to 42,668.44, 64,011.76 and 16,372.96

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Solution

The fourth proportional to 42,668.44, 64,011.76 and 16,372.96 is: 24,562.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,668.44 : 64,011.76 = 16,372.96 : x
  2. Step 2: Convert to fraction form
    42,668.44/64,011.76 = 16,372.96/x
  3. Step 3: Cross multiply
    42,668.44x = 64,011.76 × 16,372.96
  4. Step 4: Simplify right side
    42,668.44x = 1,048,061,986.01
  5. Step 5: Solve for x
    x = 1,048,061,986.01/42,668.44
  6. Step 6: Final answer
    x = 24,562.93

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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.