Home / 12,828.00-19,242.55-4,062.72

Finding the Fourth Proportional to 12,828.00, 19,242.55 and 4,062.72

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Solution

The fourth proportional to 12,828.00, 19,242.55 and 4,062.72 is: 6,094.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,828.00 : 19,242.55 = 4,062.72 : x
  2. Step 2: Convert to fraction form
    12,828.00/19,242.55 = 4,062.72/x
  3. Step 3: Cross multiply
    12,828.00x = 19,242.55 × 4,062.72
  4. Step 4: Simplify right side
    12,828.00x = 78,177,147.12
  5. Step 5: Solve for x
    x = 78,177,147.12/12,828.00
  6. Step 6: Final answer
    x = 6,094.26

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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.