Home / 12,232.21-16,864.39-8,826.36

Finding the Fourth Proportional to 12,232.21, 16,864.39 and 8,826.36

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Solution

The fourth proportional to 12,232.21, 16,864.39 and 8,826.36 is: 12,168.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,232.21 : 16,864.39 = 8,826.36 : x
  2. Step 2: Convert to fraction form
    12,232.21/16,864.39 = 8,826.36/x
  3. Step 3: Cross multiply
    12,232.21x = 16,864.39 × 8,826.36
  4. Step 4: Simplify right side
    12,232.21x = 148,851,133.19
  5. Step 5: Solve for x
    x = 148,851,133.19/12,232.21
  6. Step 6: Final answer
    x = 12,168.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.