Home / 27,284.10-37,651.68-15,347.43

Finding the Fourth Proportional to 27,284.10, 37,651.68 and 15,347.43

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Solution

The fourth proportional to 27,284.10, 37,651.68 and 15,347.43 is: 21,179.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,284.10 : 37,651.68 = 15,347.43 : x
  2. Step 2: Convert to fraction form
    27,284.10/37,651.68 = 15,347.43/x
  3. Step 3: Cross multiply
    27,284.10x = 37,651.68 × 15,347.43
  4. Step 4: Simplify right side
    27,284.10x = 577,856,523.18
  5. Step 5: Solve for x
    x = 577,856,523.18/27,284.10
  6. Step 6: Final answer
    x = 21,179.24

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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.