Home / 21,984.42-32,932.68-13,214.52

Finding the Fourth Proportional to 21,984.42, 32,932.68 and 13,214.52

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Solution

The fourth proportional to 21,984.42, 32,932.68 and 13,214.52 is: 19,795.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,984.42 : 32,932.68 = 13,214.52 : x
  2. Step 2: Convert to fraction form
    21,984.42/32,932.68 = 13,214.52/x
  3. Step 3: Cross multiply
    21,984.42x = 32,932.68 × 13,214.52
  4. Step 4: Simplify right side
    21,984.42x = 435,189,558.51
  5. Step 5: Solve for x
    x = 435,189,558.51/21,984.42
  6. Step 6: Final answer
    x = 19,795.36

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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.