Home / 30,841.85-46,259.67-20,910.37

Finding the Fourth Proportional to 30,841.85, 46,259.67 and 20,910.37

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Solution

The fourth proportional to 30,841.85, 46,259.67 and 20,910.37 is: 31,363.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,841.85 : 46,259.67 = 20,910.37 : x
  2. Step 2: Convert to fraction form
    30,841.85/46,259.67 = 20,910.37/x
  3. Step 3: Cross multiply
    30,841.85x = 46,259.67 × 20,910.37
  4. Step 4: Simplify right side
    30,841.85x = 967,306,558.74
  5. Step 5: Solve for x
    x = 967,306,558.74/30,841.85
  6. Step 6: Final answer
    x = 31,363.44

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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.