Home / 41,335.11-61,953.45-28,787.20

Finding the Fourth Proportional to 41,335.11, 61,953.45 and 28,787.20

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Solution

The fourth proportional to 41,335.11, 61,953.45 and 28,787.20 is: 43,146.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,335.11 : 61,953.45 = 28,787.20 : x
  2. Step 2: Convert to fraction form
    41,335.11/61,953.45 = 28,787.20/x
  3. Step 3: Cross multiply
    41,335.11x = 61,953.45 × 28,787.20
  4. Step 4: Simplify right side
    41,335.11x = 1,783,466,355.84
  5. Step 5: Solve for x
    x = 1,783,466,355.84/41,335.11
  6. Step 6: Final answer
    x = 43,146.52

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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.