Home / 21,968.29-32,952.31-5,328.33

Finding the Fourth Proportional to 21,968.29, 32,952.31 and 5,328.33

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Solution

The fourth proportional to 21,968.29, 32,952.31 and 5,328.33 is: 7,992.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,968.29 : 32,952.31 = 5,328.33 : x
  2. Step 2: Convert to fraction form
    21,968.29/32,952.31 = 5,328.33/x
  3. Step 3: Cross multiply
    21,968.29x = 32,952.31 × 5,328.33
  4. Step 4: Simplify right side
    21,968.29x = 175,580,781.94
  5. Step 5: Solve for x
    x = 175,580,781.94/21,968.29
  6. Step 6: Final answer
    x = 7,992.46

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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.