Home / 38,167.88-57,161.32-30,244.92

Finding the Fourth Proportional to 38,167.88, 57,161.32 and 30,244.92

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Solution

The fourth proportional to 38,167.88, 57,161.32 and 30,244.92 is: 45,295.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,167.88 : 57,161.32 = 30,244.92 : x
  2. Step 2: Convert to fraction form
    38,167.88/57,161.32 = 30,244.92/x
  3. Step 3: Cross multiply
    38,167.88x = 57,161.32 × 30,244.92
  4. Step 4: Simplify right side
    38,167.88x = 1,728,839,582.06
  5. Step 5: Solve for x
    x = 1,728,839,582.06/38,167.88
  6. Step 6: Final answer
    x = 45,295.67

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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.