Home / 55,273.20-82,922.52-15,830.64

Finding the Fourth Proportional to 55,273.20, 82,922.52 and 15,830.64

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Solution

The fourth proportional to 55,273.20, 82,922.52 and 15,830.64 is: 23,749.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,273.20 : 82,922.52 = 15,830.64 : x
  2. Step 2: Convert to fraction form
    55,273.20/82,922.52 = 15,830.64/x
  3. Step 3: Cross multiply
    55,273.20x = 82,922.52 × 15,830.64
  4. Step 4: Simplify right side
    55,273.20x = 1,312,716,562.01
  5. Step 5: Solve for x
    x = 1,312,716,562.01/55,273.20
  6. Step 6: Final answer
    x = 23,749.60

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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.