Home / 26,876.88-37,084.68-15,696.72

Finding the Fourth Proportional to 26,876.88, 37,084.68 and 15,696.72

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Solution

The fourth proportional to 26,876.88, 37,084.68 and 15,696.72 is: 21,658.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,876.88 : 37,084.68 = 15,696.72 : x
  2. Step 2: Convert to fraction form
    26,876.88/37,084.68 = 15,696.72/x
  3. Step 3: Cross multiply
    26,876.88x = 37,084.68 × 15,696.72
  4. Step 4: Simplify right side
    26,876.88x = 582,107,838.25
  5. Step 5: Solve for x
    x = 582,107,838.25/26,876.88
  6. Step 6: Final answer
    x = 21,658.31

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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.