Home / 55,181.52-82,775.43-15,735.60

Finding the Fourth Proportional to 55,181.52, 82,775.43 and 15,735.60

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Solution

The fourth proportional to 55,181.52, 82,775.43 and 15,735.60 is: 23,604.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,181.52 : 82,775.43 = 15,735.60 : x
  2. Step 2: Convert to fraction form
    55,181.52/82,775.43 = 15,735.60/x
  3. Step 3: Cross multiply
    55,181.52x = 82,775.43 × 15,735.60
  4. Step 4: Simplify right side
    55,181.52x = 1,302,521,056.31
  5. Step 5: Solve for x
    x = 1,302,521,056.31/55,181.52
  6. Step 6: Final answer
    x = 23,604.30

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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.