Home / 21,357.09-32,033.21-5,773.50

Finding the Fourth Proportional to 21,357.09, 32,033.21 and 5,773.50

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Solution

The fourth proportional to 21,357.09, 32,033.21 and 5,773.50 is: 8,659.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,357.09 : 32,033.21 = 5,773.50 : x
  2. Step 2: Convert to fraction form
    21,357.09/32,033.21 = 5,773.50/x
  3. Step 3: Cross multiply
    21,357.09x = 32,033.21 × 5,773.50
  4. Step 4: Simplify right side
    21,357.09x = 184,943,709.07
  5. Step 5: Solve for x
    x = 184,943,709.07/21,357.09
  6. Step 6: Final answer
    x = 8,659.59

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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.