Home / 21,708.96-32,559.96-6,127.68

Finding the Fourth Proportional to 21,708.96, 32,559.96 and 6,127.68

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Solution

The fourth proportional to 21,708.96, 32,559.96 and 6,127.68 is: 9,190.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,708.96 : 32,559.96 = 6,127.68 : x
  2. Step 2: Convert to fraction form
    21,708.96/32,559.96 = 6,127.68/x
  3. Step 3: Cross multiply
    21,708.96x = 32,559.96 × 6,127.68
  4. Step 4: Simplify right side
    21,708.96x = 199,517,015.69
  5. Step 5: Solve for x
    x = 199,517,015.69/21,708.96
  6. Step 6: Final answer
    x = 9,190.54

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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.