Home / 21,973.44-32,968.56-13,214.56

Finding the Fourth Proportional to 21,973.44, 32,968.56 and 13,214.56

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Solution

The fourth proportional to 21,973.44, 32,968.56 and 13,214.56 is: 19,826.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,973.44 : 32,968.56 = 13,214.56 : x
  2. Step 2: Convert to fraction form
    21,973.44/32,968.56 = 13,214.56/x
  3. Step 3: Cross multiply
    21,973.44x = 32,968.56 × 13,214.56
  4. Step 4: Simplify right side
    21,973.44x = 435,665,014.23
  5. Step 5: Solve for x
    x = 435,665,014.23/21,973.44
  6. Step 6: Final answer
    x = 19,826.89

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1.5x scale

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.