Home / 54,830.13-82,245.60-13,277.13

Finding the Fourth Proportional to 54,830.13, 82,245.60 and 13,277.13

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Solution

The fourth proportional to 54,830.13, 82,245.60 and 13,277.13 is: 19,915.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,830.13 : 82,245.60 = 13,277.13 : x
  2. Step 2: Convert to fraction form
    54,830.13/82,245.60 = 13,277.13/x
  3. Step 3: Cross multiply
    54,830.13x = 82,245.60 × 13,277.13
  4. Step 4: Simplify right side
    54,830.13x = 1,091,985,523.13
  5. Step 5: Solve for x
    x = 1,091,985,523.13/54,830.13
  6. Step 6: Final answer
    x = 19,915.79

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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.