Home / 27,907.26-38,508.78-15,969.88

Finding the Fourth Proportional to 27,907.26, 38,508.78 and 15,969.88

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Solution

The fourth proportional to 27,907.26, 38,508.78 and 15,969.88 is: 22,036.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,907.26 : 38,508.78 = 15,969.88 : x
  2. Step 2: Convert to fraction form
    27,907.26/38,508.78 = 15,969.88/x
  3. Step 3: Cross multiply
    27,907.26x = 38,508.78 × 15,969.88
  4. Step 4: Simplify right side
    27,907.26x = 614,980,595.55
  5. Step 5: Solve for x
    x = 614,980,595.55/27,907.26
  6. Step 6: Final answer
    x = 22,036.58

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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.