Home / 21,652.37-32,479.46-6,860.96

Finding the Fourth Proportional to 21,652.37, 32,479.46 and 6,860.96

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Solution

The fourth proportional to 21,652.37, 32,479.46 and 6,860.96 is: 10,291.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,652.37 : 32,479.46 = 6,860.96 : x
  2. Step 2: Convert to fraction form
    21,652.37/32,479.46 = 6,860.96/x
  3. Step 3: Cross multiply
    21,652.37x = 32,479.46 × 6,860.96
  4. Step 4: Simplify right side
    21,652.37x = 222,840,275.88
  5. Step 5: Solve for x
    x = 222,840,275.88/21,652.37
  6. Step 6: Final answer
    x = 10,291.73

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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.