Home / 30,910.76-46,374.24-13,376.48

Finding the Fourth Proportional to 30,910.76, 46,374.24 and 13,376.48

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Solution

The fourth proportional to 30,910.76, 46,374.24 and 13,376.48 is: 20,068.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,910.76 : 46,374.24 = 13,376.48 : x
  2. Step 2: Convert to fraction form
    30,910.76/46,374.24 = 13,376.48/x
  3. Step 3: Cross multiply
    30,910.76x = 46,374.24 × 13,376.48
  4. Step 4: Simplify right side
    30,910.76x = 620,324,093.88
  5. Step 5: Solve for x
    x = 620,324,093.88/30,910.76
  6. Step 6: Final answer
    x = 20,068.23

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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.