Home / 16,764.72-23,135.21-9,107.93

Finding the Fourth Proportional to 16,764.72, 23,135.21 and 9,107.93

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Solution

The fourth proportional to 16,764.72, 23,135.21 and 9,107.93 is: 12,568.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,764.72 : 23,135.21 = 9,107.93 : x
  2. Step 2: Convert to fraction form
    16,764.72/23,135.21 = 9,107.93/x
  3. Step 3: Cross multiply
    16,764.72x = 23,135.21 × 9,107.93
  4. Step 4: Simplify right side
    16,764.72x = 210,713,873.22
  5. Step 5: Solve for x
    x = 210,713,873.22/16,764.72
  6. Step 6: Final answer
    x = 12,568.89

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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.