Home / 27,137-37,442.58-15,799.52

Finding the Fourth Proportional to 27,137, 37,442.58 and 15,799.52

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Solution

The fourth proportional to 27,137, 37,442.58 and 15,799.52 is: 21,799.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,137 : 37,442.58 = 15,799.52 : x
  2. Step 2: Convert to fraction form
    27,137/37,442.58 = 15,799.52/x
  3. Step 3: Cross multiply
    27,137x = 37,442.58 × 15,799.52
  4. Step 4: Simplify right side
    27,137x = 591,574,791.56
  5. Step 5: Solve for x
    x = 591,574,791.56/27,137
  6. Step 6: Final answer
    x = 21,799.56

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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.