Home / 16,431.08-22,676.64-12,232.04

Finding the Fourth Proportional to 16,431.08, 22,676.64 and 12,232.04

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Solution

The fourth proportional to 16,431.08, 22,676.64 and 12,232.04 is: 16,881.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,431.08 : 22,676.64 = 12,232.04 : x
  2. Step 2: Convert to fraction form
    16,431.08/22,676.64 = 12,232.04/x
  3. Step 3: Cross multiply
    16,431.08x = 22,676.64 × 12,232.04
  4. Step 4: Simplify right side
    16,431.08x = 277,381,567.55
  5. Step 5: Solve for x
    x = 277,381,567.55/16,431.08
  6. Step 6: Final answer
    x = 16,881.52

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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.