Home / 16,225.05-22,400.70-12,440.94

Finding the Fourth Proportional to 16,225.05, 22,400.70 and 12,440.94

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Solution

The fourth proportional to 16,225.05, 22,400.70 and 12,440.94 is: 17,176.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,225.05 : 22,400.70 = 12,440.94 : x
  2. Step 2: Convert to fraction form
    16,225.05/22,400.70 = 12,440.94/x
  3. Step 3: Cross multiply
    16,225.05x = 22,400.70 × 12,440.94
  4. Step 4: Simplify right side
    16,225.05x = 278,685,733.56
  5. Step 5: Solve for x
    x = 278,685,733.56/16,225.05
  6. Step 6: Final answer
    x = 17,176.27

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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.