Home / 27,268.24-37,630-15,331

Finding the Fourth Proportional to 27,268.24, 37,630 and 15,331

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Solution

The fourth proportional to 27,268.24, 37,630 and 15,331 is: 21,156.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,268.24 : 37,630 = 15,331 : x
  2. Step 2: Convert to fraction form
    27,268.24/37,630 = 15,331/x
  3. Step 3: Cross multiply
    27,268.24x = 37,630 × 15,331
  4. Step 4: Simplify right side
    27,268.24x = 576,905,530
  5. Step 5: Solve for x
    x = 576,905,530/27,268.24
  6. Step 6: Final answer
    x = 21,156.68

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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.