Home / 41,787.90-57,672.40-23,878.80

Finding the Fourth Proportional to 41,787.90, 57,672.40 and 23,878.80

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Solution

The fourth proportional to 41,787.90, 57,672.40 and 23,878.80 is: 32,955.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,787.90 : 57,672.40 = 23,878.80 : x
  2. Step 2: Convert to fraction form
    41,787.90/57,672.40 = 23,878.80/x
  3. Step 3: Cross multiply
    41,787.90x = 57,672.40 × 23,878.80
  4. Step 4: Simplify right side
    41,787.90x = 1,377,147,705.12
  5. Step 5: Solve for x
    x = 1,377,147,705.12/41,787.90
  6. Step 6: Final answer
    x = 32,955.66

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1.5x scale

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.