Home / 39,033.50-58,550.16-30,161.72

Finding the Fourth Proportional to 39,033.50, 58,550.16 and 30,161.72

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Solution

The fourth proportional to 39,033.50, 58,550.16 and 30,161.72 is: 45,242.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,033.50 : 58,550.16 = 30,161.72 : x
  2. Step 2: Convert to fraction form
    39,033.50/58,550.16 = 30,161.72/x
  3. Step 3: Cross multiply
    39,033.50x = 58,550.16 × 30,161.72
  4. Step 4: Simplify right side
    39,033.50x = 1,765,973,531.88
  5. Step 5: Solve for x
    x = 1,765,973,531.88/39,033.50
  6. Step 6: Final answer
    x = 45,242.51

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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.