Home / 16,811.82-23,199.84-9,258.30

Finding the Fourth Proportional to 16,811.82, 23,199.84 and 9,258.30

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Solution

The fourth proportional to 16,811.82, 23,199.84 and 9,258.30 is: 12,776.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,811.82 : 23,199.84 = 9,258.30 : x
  2. Step 2: Convert to fraction form
    16,811.82/23,199.84 = 9,258.30/x
  3. Step 3: Cross multiply
    16,811.82x = 23,199.84 × 9,258.30
  4. Step 4: Simplify right side
    16,811.82x = 214,791,078.67
  5. Step 5: Solve for x
    x = 214,791,078.67/16,811.82
  6. Step 6: Final answer
    x = 12,776.19

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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.