Home / 55,756.20-76,908.55-33,079.14

Finding the Fourth Proportional to 55,756.20, 76,908.55 and 33,079.14

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Solution

The fourth proportional to 55,756.20, 76,908.55 and 33,079.14 is: 45,628.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,756.20 : 76,908.55 = 33,079.14 : x
  2. Step 2: Convert to fraction form
    55,756.20/76,908.55 = 33,079.14/x
  3. Step 3: Cross multiply
    55,756.20x = 76,908.55 × 33,079.14
  4. Step 4: Simplify right side
    55,756.20x = 2,544,068,692.65
  5. Step 5: Solve for x
    x = 2,544,068,692.65/55,756.20
  6. Step 6: Final answer
    x = 45,628.44

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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.