Home / 16,677.56-25,035.88-13,169.92

Finding the Fourth Proportional to 16,677.56, 25,035.88 and 13,169.92

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Solution

The fourth proportional to 16,677.56, 25,035.88 and 13,169.92 is: 19,770.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,677.56 : 25,035.88 = 13,169.92 : x
  2. Step 2: Convert to fraction form
    16,677.56/25,035.88 = 13,169.92/x
  3. Step 3: Cross multiply
    16,677.56x = 25,035.88 × 13,169.92
  4. Step 4: Simplify right side
    16,677.56x = 329,720,536.73
  5. Step 5: Solve for x
    x = 329,720,536.73/16,677.56
  6. Step 6: Final answer
    x = 19,770.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.