Home / 28,635.21-39,501.34-16,694.19

Finding the Fourth Proportional to 28,635.21, 39,501.34 and 16,694.19

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Solution

The fourth proportional to 28,635.21, 39,501.34 and 16,694.19 is: 23,029.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,635.21 : 39,501.34 = 16,694.19 : x
  2. Step 2: Convert to fraction form
    28,635.21/39,501.34 = 16,694.19/x
  3. Step 3: Cross multiply
    28,635.21x = 39,501.34 × 16,694.19
  4. Step 4: Simplify right side
    28,635.21x = 659,442,791.74
  5. Step 5: Solve for x
    x = 659,442,791.74/28,635.21
  6. Step 6: Final answer
    x = 23,029.09

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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.