Home / 17,725.84-26,588.76-12,162.32

Finding the Fourth Proportional to 17,725.84, 26,588.76 and 12,162.32

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Solution

The fourth proportional to 17,725.84, 26,588.76 and 12,162.32 is: 18,243.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,725.84 : 26,588.76 = 12,162.32 : x
  2. Step 2: Convert to fraction form
    17,725.84/26,588.76 = 12,162.32/x
  3. Step 3: Cross multiply
    17,725.84x = 26,588.76 × 12,162.32
  4. Step 4: Simplify right side
    17,725.84x = 323,380,874.58
  5. Step 5: Solve for x
    x = 323,380,874.58/17,725.84
  6. Step 6: Final answer
    x = 18,243.48

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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.