Home / 16,805.42-23,192.10-9,636.68

Finding the Fourth Proportional to 16,805.42, 23,192.10 and 9,636.68

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Solution

The fourth proportional to 16,805.42, 23,192.10 and 9,636.68 is: 13,298.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,805.42 : 23,192.10 = 9,636.68 : x
  2. Step 2: Convert to fraction form
    16,805.42/23,192.10 = 9,636.68/x
  3. Step 3: Cross multiply
    16,805.42x = 23,192.10 × 9,636.68
  4. Step 4: Simplify right side
    16,805.42x = 223,494,846.23
  5. Step 5: Solve for x
    x = 223,494,846.23/16,805.42
  6. Step 6: Final answer
    x = 13,298.97

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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.