Home / 44,781.10-61,787.28-28,846.78

Finding the Fourth Proportional to 44,781.10, 61,787.28 and 28,846.78

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Solution

The fourth proportional to 44,781.10, 61,787.28 and 28,846.78 is: 39,801.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,781.10 : 61,787.28 = 28,846.78 : x
  2. Step 2: Convert to fraction form
    44,781.10/61,787.28 = 28,846.78/x
  3. Step 3: Cross multiply
    44,781.10x = 61,787.28 × 28,846.78
  4. Step 4: Simplify right side
    44,781.10x = 1,782,364,072.96
  5. Step 5: Solve for x
    x = 1,782,364,072.96/44,781.10
  6. Step 6: Final answer
    x = 39,801.70

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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.