Home / 31,212.54-46,819.15-9,026.12

Finding the Fourth Proportional to 31,212.54, 46,819.15 and 9,026.12

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Solution

The fourth proportional to 31,212.54, 46,819.15 and 9,026.12 is: 13,539.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,212.54 : 46,819.15 = 9,026.12 : x
  2. Step 2: Convert to fraction form
    31,212.54/46,819.15 = 9,026.12/x
  3. Step 3: Cross multiply
    31,212.54x = 46,819.15 × 9,026.12
  4. Step 4: Simplify right side
    31,212.54x = 422,595,360.68
  5. Step 5: Solve for x
    x = 422,595,360.68/31,212.54
  6. Step 6: Final answer
    x = 13,539.28

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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.