Home / 33,157.80-45,756.84-18,050.76

Finding the Fourth Proportional to 33,157.80, 45,756.84 and 18,050.76

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Solution

The fourth proportional to 33,157.80, 45,756.84 and 18,050.76 is: 24,909.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,157.80 : 45,756.84 = 18,050.76 : x
  2. Step 2: Convert to fraction form
    33,157.80/45,756.84 = 18,050.76/x
  3. Step 3: Cross multiply
    33,157.80x = 45,756.84 × 18,050.76
  4. Step 4: Simplify right side
    33,157.80x = 825,945,737.20
  5. Step 5: Solve for x
    x = 825,945,737.20/33,157.80
  6. Step 6: Final answer
    x = 24,909.55

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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.