Home / 15,942.32-23,913.48-4,255.58

Finding the Fourth Proportional to 15,942.32, 23,913.48 and 4,255.58

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Solution

The fourth proportional to 15,942.32, 23,913.48 and 4,255.58 is: 6,383.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,942.32 : 23,913.48 = 4,255.58 : x
  2. Step 2: Convert to fraction form
    15,942.32/23,913.48 = 4,255.58/x
  3. Step 3: Cross multiply
    15,942.32x = 23,913.48 × 4,255.58
  4. Step 4: Simplify right side
    15,942.32x = 101,765,727.22
  5. Step 5: Solve for x
    x = 101,765,727.22/15,942.32
  6. Step 6: Final answer
    x = 6,383.37

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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.