Home / 30,133.80-41,581.86-16,704.42

Finding the Fourth Proportional to 30,133.80, 41,581.86 and 16,704.42

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Solution

The fourth proportional to 30,133.80, 41,581.86 and 16,704.42 is: 23,050.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,133.80 : 41,581.86 = 16,704.42 : x
  2. Step 2: Convert to fraction form
    30,133.80/41,581.86 = 16,704.42/x
  3. Step 3: Cross multiply
    30,133.80x = 41,581.86 × 16,704.42
  4. Step 4: Simplify right side
    30,133.80x = 694,600,853.82
  5. Step 5: Solve for x
    x = 694,600,853.82/30,133.80
  6. Step 6: Final answer
    x = 23,050.56

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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.