Home / 33,839.88-46,615.56-28,787.91

Finding the Fourth Proportional to 33,839.88, 46,615.56 and 28,787.91

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Solution

The fourth proportional to 33,839.88, 46,615.56 and 28,787.91 is: 39,656.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,839.88 : 46,615.56 = 28,787.91 : x
  2. Step 2: Convert to fraction form
    33,839.88/46,615.56 = 28,787.91/x
  3. Step 3: Cross multiply
    33,839.88x = 46,615.56 × 28,787.91
  4. Step 4: Simplify right side
    33,839.88x = 1,341,964,545.88
  5. Step 5: Solve for x
    x = 1,341,964,545.88/33,839.88
  6. Step 6: Final answer
    x = 39,656.30

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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.