Home / 41,112.90-61,667.64-28,596.78

Finding the Fourth Proportional to 41,112.90, 61,667.64 and 28,596.78

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Solution

The fourth proportional to 41,112.90, 61,667.64 and 28,596.78 is: 42,893.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,112.90 : 61,667.64 = 28,596.78 : x
  2. Step 2: Convert to fraction form
    41,112.90/61,667.64 = 28,596.78/x
  3. Step 3: Cross multiply
    41,112.90x = 61,667.64 × 28,596.78
  4. Step 4: Simplify right side
    41,112.90x = 1,763,495,934.20
  5. Step 5: Solve for x
    x = 1,763,495,934.20/41,112.90
  6. Step 6: Final answer
    x = 42,893.98

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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.