Home / 16,812.09-23,199.84-9,258.23

Finding the Fourth Proportional to 16,812.09, 23,199.84 and 9,258.23

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Solution

The fourth proportional to 16,812.09, 23,199.84 and 9,258.23 is: 12,775.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,812.09 : 23,199.84 = 9,258.23 : x
  2. Step 2: Convert to fraction form
    16,812.09/23,199.84 = 9,258.23/x
  3. Step 3: Cross multiply
    16,812.09x = 23,199.84 × 9,258.23
  4. Step 4: Simplify right side
    16,812.09x = 214,789,338.68
  5. Step 5: Solve for x
    x = 214,789,338.68/16,812.09
  6. Step 6: Final answer
    x = 12,775.89

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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.