Home / 21,685.70-32,529.68-6,104.54

Finding the Fourth Proportional to 21,685.70, 32,529.68 and 6,104.54

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Solution

The fourth proportional to 21,685.70, 32,529.68 and 6,104.54 is: 9,157.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,685.70 : 32,529.68 = 6,104.54 : x
  2. Step 2: Convert to fraction form
    21,685.70/32,529.68 = 6,104.54/x
  3. Step 3: Cross multiply
    21,685.70x = 32,529.68 × 6,104.54
  4. Step 4: Simplify right side
    21,685.70x = 198,578,539.58
  5. Step 5: Solve for x
    x = 198,578,539.58/21,685.70
  6. Step 6: Final answer
    x = 9,157.12

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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.