Home / 16,763.07-23,133.42-9,209.87

Finding the Fourth Proportional to 16,763.07, 23,133.42 and 9,209.87

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Solution

The fourth proportional to 16,763.07, 23,133.42 and 9,209.87 is: 12,709.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,763.07 : 23,133.42 = 9,209.87 : x
  2. Step 2: Convert to fraction form
    16,763.07/23,133.42 = 9,209.87/x
  3. Step 3: Cross multiply
    16,763.07x = 23,133.42 × 9,209.87
  4. Step 4: Simplify right side
    16,763.07x = 213,055,883.23
  5. Step 5: Solve for x
    x = 213,055,883.23/16,763.07
  6. Step 6: Final answer
    x = 12,709.84

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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.