Home / 21,982.67-32,973.72-5,342.66

Finding the Fourth Proportional to 21,982.67, 32,973.72 and 5,342.66

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Solution

The fourth proportional to 21,982.67, 32,973.72 and 5,342.66 is: 8,013.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,982.67 : 32,973.72 = 5,342.66 : x
  2. Step 2: Convert to fraction form
    21,982.67/32,973.72 = 5,342.66/x
  3. Step 3: Cross multiply
    21,982.67x = 32,973.72 × 5,342.66
  4. Step 4: Simplify right side
    21,982.67x = 176,167,313.64
  5. Step 5: Solve for x
    x = 176,167,313.64/21,982.67
  6. Step 6: Final answer
    x = 8,013.92

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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.