Home / 43,020.99-64,393.31-22,980.37

Finding the Fourth Proportional to 43,020.99, 64,393.31 and 22,980.37

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Solution

The fourth proportional to 43,020.99, 64,393.31 and 22,980.37 is: 34,396.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,020.99 : 64,393.31 = 22,980.37 : x
  2. Step 2: Convert to fraction form
    43,020.99/64,393.31 = 22,980.37/x
  3. Step 3: Cross multiply
    43,020.99x = 64,393.31 × 22,980.37
  4. Step 4: Simplify right side
    43,020.99x = 1,479,782,089.32
  5. Step 5: Solve for x
    x = 1,479,782,089.32/43,020.99
  6. Step 6: Final answer
    x = 34,396.75

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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.