Home / 28,584.36-42,882.80-9,608.32

Finding the Fourth Proportional to 28,584.36, 42,882.80 and 9,608.32

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Solution

The fourth proportional to 28,584.36, 42,882.80 and 9,608.32 is: 14,414.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,584.36 : 42,882.80 = 9,608.32 : x
  2. Step 2: Convert to fraction form
    28,584.36/42,882.80 = 9,608.32/x
  3. Step 3: Cross multiply
    28,584.36x = 42,882.80 × 9,608.32
  4. Step 4: Simplify right side
    28,584.36x = 412,031,664.90
  5. Step 5: Solve for x
    x = 412,031,664.90/28,584.36
  6. Step 6: Final answer
    x = 14,414.58

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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.