Home / 34,631.42-51,983.87-28,136.03

Finding the Fourth Proportional to 34,631.42, 51,983.87 and 28,136.03

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Solution

The fourth proportional to 34,631.42, 51,983.87 and 28,136.03 is: 42,233.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,631.42 : 51,983.87 = 28,136.03 : x
  2. Step 2: Convert to fraction form
    34,631.42/51,983.87 = 28,136.03/x
  3. Step 3: Cross multiply
    34,631.42x = 51,983.87 × 28,136.03
  4. Step 4: Simplify right side
    34,631.42x = 1,462,619,325.24
  5. Step 5: Solve for x
    x = 1,462,619,325.24/34,631.42
  6. Step 6: Final answer
    x = 42,233.89

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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.