Home / 28,694.46-43,015.77-10,222.14

Finding the Fourth Proportional to 28,694.46, 43,015.77 and 10,222.14

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Solution

The fourth proportional to 28,694.46, 43,015.77 and 10,222.14 is: 15,323.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,694.46 : 43,015.77 = 10,222.14 : x
  2. Step 2: Convert to fraction form
    28,694.46/43,015.77 = 10,222.14/x
  3. Step 3: Cross multiply
    28,694.46x = 43,015.77 × 10,222.14
  4. Step 4: Simplify right side
    28,694.46x = 439,713,223.15
  5. Step 5: Solve for x
    x = 439,713,223.15/28,694.46
  6. Step 6: Final answer
    x = 15,323.98

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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.