Home / 43,228.05-64,851.67-13,246.44

Finding the Fourth Proportional to 43,228.05, 64,851.67 and 13,246.44

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Solution

The fourth proportional to 43,228.05, 64,851.67 and 13,246.44 is: 19,872.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,228.05 : 64,851.67 = 13,246.44 : x
  2. Step 2: Convert to fraction form
    43,228.05/64,851.67 = 13,246.44/x
  3. Step 3: Cross multiply
    43,228.05x = 64,851.67 × 13,246.44
  4. Step 4: Simplify right side
    43,228.05x = 859,053,911.37
  5. Step 5: Solve for x
    x = 859,053,911.37/43,228.05
  6. Step 6: Final answer
    x = 19,872.60

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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.