Home / 16,808.40-23,195.41-9,254.54

Finding the Fourth Proportional to 16,808.40, 23,195.41 and 9,254.54

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Solution

The fourth proportional to 16,808.40, 23,195.41 and 9,254.54 is: 12,771.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,808.40 : 23,195.41 = 9,254.54 : x
  2. Step 2: Convert to fraction form
    16,808.40/23,195.41 = 9,254.54/x
  3. Step 3: Cross multiply
    16,808.40x = 23,195.41 × 9,254.54
  4. Step 4: Simplify right side
    16,808.40x = 214,662,903.95
  5. Step 5: Solve for x
    x = 214,662,903.95/16,808.40
  6. Step 6: Final answer
    x = 12,771.16

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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.