Home / 28,046.88-42,059.38-10,507.14

Finding the Fourth Proportional to 28,046.88, 42,059.38 and 10,507.14

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Solution

The fourth proportional to 28,046.88, 42,059.38 and 10,507.14 is: 15,756.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,046.88 : 42,059.38 = 10,507.14 : x
  2. Step 2: Convert to fraction form
    28,046.88/42,059.38 = 10,507.14/x
  3. Step 3: Cross multiply
    28,046.88x = 42,059.38 × 10,507.14
  4. Step 4: Simplify right side
    28,046.88x = 441,923,793.97
  5. Step 5: Solve for x
    x = 441,923,793.97/28,046.88
  6. Step 6: Final answer
    x = 15,756.61

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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.