Home / 21,788.34-32,682.57-5,993.58

Finding the Fourth Proportional to 21,788.34, 32,682.57 and 5,993.58

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Solution

The fourth proportional to 21,788.34, 32,682.57 and 5,993.58 is: 8,990.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,788.34 : 32,682.57 = 5,993.58 : x
  2. Step 2: Convert to fraction form
    21,788.34/32,682.57 = 5,993.58/x
  3. Step 3: Cross multiply
    21,788.34x = 32,682.57 × 5,993.58
  4. Step 4: Simplify right side
    21,788.34x = 195,885,597.90
  5. Step 5: Solve for x
    x = 195,885,597.90/21,788.34
  6. Step 6: Final answer
    x = 8,990.39

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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.