Home / 50,696.08-69,962.88-28,340.08

Finding the Fourth Proportional to 50,696.08, 69,962.88 and 28,340.08

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Solution

The fourth proportional to 50,696.08, 69,962.88 and 28,340.08 is: 39,110.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,696.08 : 69,962.88 = 28,340.08 : x
  2. Step 2: Convert to fraction form
    50,696.08/69,962.88 = 28,340.08/x
  3. Step 3: Cross multiply
    50,696.08x = 69,962.88 × 28,340.08
  4. Step 4: Simplify right side
    50,696.08x = 1,982,753,616.23
  5. Step 5: Solve for x
    x = 1,982,753,616.23/50,696.08
  6. Step 6: Final answer
    x = 39,110.59

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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.