Home / 21,388.76-32,083.29-6,597.35

Finding the Fourth Proportional to 21,388.76, 32,083.29 and 6,597.35

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Solution

The fourth proportional to 21,388.76, 32,083.29 and 6,597.35 is: 9,896.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,388.76 : 32,083.29 = 6,597.35 : x
  2. Step 2: Convert to fraction form
    21,388.76/32,083.29 = 6,597.35/x
  3. Step 3: Cross multiply
    21,388.76x = 32,083.29 × 6,597.35
  4. Step 4: Simplify right side
    21,388.76x = 211,664,653.18
  5. Step 5: Solve for x
    x = 211,664,653.18/21,388.76
  6. Step 6: Final answer
    x = 9,896.07

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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.