Home / 44,815.44-61,779-28,680.96

Finding the Fourth Proportional to 44,815.44, 61,779 and 28,680.96

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Solution

The fourth proportional to 44,815.44, 61,779 and 28,680.96 is: 39,537.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,815.44 : 61,779 = 28,680.96 : x
  2. Step 2: Convert to fraction form
    44,815.44/61,779 = 28,680.96/x
  3. Step 3: Cross multiply
    44,815.44x = 61,779 × 28,680.96
  4. Step 4: Simplify right side
    44,815.44x = 1,771,881,027.84
  5. Step 5: Solve for x
    x = 1,771,881,027.84/44,815.44
  6. Step 6: Final answer
    x = 39,537.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.