Home / 16,748.22-25,120.60-8,424.84

Finding the Fourth Proportional to 16,748.22, 25,120.60 and 8,424.84

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Solution

The fourth proportional to 16,748.22, 25,120.60 and 8,424.84 is: 12,636.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,748.22 : 25,120.60 = 8,424.84 : x
  2. Step 2: Convert to fraction form
    16,748.22/25,120.60 = 8,424.84/x
  3. Step 3: Cross multiply
    16,748.22x = 25,120.60 × 8,424.84
  4. Step 4: Simplify right side
    16,748.22x = 211,637,035.70
  5. Step 5: Solve for x
    x = 211,637,035.70/16,748.22
  6. Step 6: Final answer
    x = 12,636.39

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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.