Home / 27,459.14-37,893.32-15,359.50

Finding the Fourth Proportional to 27,459.14, 37,893.32 and 15,359.50

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Solution

The fourth proportional to 27,459.14, 37,893.32 and 15,359.50 is: 21,195.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,459.14 : 37,893.32 = 15,359.50 : x
  2. Step 2: Convert to fraction form
    27,459.14/37,893.32 = 15,359.50/x
  3. Step 3: Cross multiply
    27,459.14x = 37,893.32 × 15,359.50
  4. Step 4: Simplify right side
    27,459.14x = 582,022,448.54
  5. Step 5: Solve for x
    x = 582,022,448.54/27,459.14
  6. Step 6: Final answer
    x = 21,195.95

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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.