Home / 21,739.16-32,614.41-6,156.79

Finding the Fourth Proportional to 21,739.16, 32,614.41 and 6,156.79

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Solution

The fourth proportional to 21,739.16, 32,614.41 and 6,156.79 is: 9,236.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,739.16 : 32,614.41 = 6,156.79 : x
  2. Step 2: Convert to fraction form
    21,739.16/32,614.41 = 6,156.79/x
  3. Step 3: Cross multiply
    21,739.16x = 32,614.41 × 6,156.79
  4. Step 4: Simplify right side
    21,739.16x = 200,800,073.34
  5. Step 5: Solve for x
    x = 200,800,073.34/21,739.16
  6. Step 6: Final answer
    x = 9,236.79

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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.