Home / 16,763.37-23,133.47-9,209.72

Finding the Fourth Proportional to 16,763.37, 23,133.47 and 9,209.72

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Solution

The fourth proportional to 16,763.37, 23,133.47 and 9,209.72 is: 12,709.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,763.37 : 23,133.47 = 9,209.72 : x
  2. Step 2: Convert to fraction form
    16,763.37/23,133.47 = 9,209.72/x
  3. Step 3: Cross multiply
    16,763.37x = 23,133.47 × 9,209.72
  4. Step 4: Simplify right side
    16,763.37x = 213,052,619.61
  5. Step 5: Solve for x
    x = 213,052,619.61/16,763.37
  6. Step 6: Final answer
    x = 12,709.41

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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.