Home / 21,539.65-32,311.00-5,744.59

Finding the Fourth Proportional to 21,539.65, 32,311.00 and 5,744.59

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Solution

The fourth proportional to 21,539.65, 32,311.00 and 5,744.59 is: 8,617.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,539.65 : 32,311.00 = 5,744.59 : x
  2. Step 2: Convert to fraction form
    21,539.65/32,311.00 = 5,744.59/x
  3. Step 3: Cross multiply
    21,539.65x = 32,311.00 × 5,744.59
  4. Step 4: Simplify right side
    21,539.65x = 185,613,257.21
  5. Step 5: Solve for x
    x = 185,613,257.21/21,539.65
  6. Step 6: Final answer
    x = 8,617.28

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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.