Home / 54,367.05-75,030.30-30,169.26

Finding the Fourth Proportional to 54,367.05, 75,030.30 and 30,169.26

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Solution

The fourth proportional to 54,367.05, 75,030.30 and 30,169.26 is: 41,635.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,367.05 : 75,030.30 = 30,169.26 : x
  2. Step 2: Convert to fraction form
    54,367.05/75,030.30 = 30,169.26/x
  3. Step 3: Cross multiply
    54,367.05x = 75,030.30 × 30,169.26
  4. Step 4: Simplify right side
    54,367.05x = 2,263,608,628.58
  5. Step 5: Solve for x
    x = 2,263,608,628.58/54,367.05
  6. Step 6: Final answer
    x = 41,635.67

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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.