Home / 16,811.66-23,199.25-9,258.64

Finding the Fourth Proportional to 16,811.66, 23,199.25 and 9,258.64

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Solution

The fourth proportional to 16,811.66, 23,199.25 and 9,258.64 is: 12,776.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,811.66 : 23,199.25 = 9,258.64 : x
  2. Step 2: Convert to fraction form
    16,811.66/23,199.25 = 9,258.64/x
  3. Step 3: Cross multiply
    16,811.66x = 23,199.25 × 9,258.64
  4. Step 4: Simplify right side
    16,811.66x = 214,793,509.87
  5. Step 5: Solve for x
    x = 214,793,509.87/16,811.66
  6. Step 6: Final answer
    x = 12,776.46

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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.