Home / 27,458.25-37,895.37-15,363.12

Finding the Fourth Proportional to 27,458.25, 37,895.37 and 15,363.12

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Solution

The fourth proportional to 27,458.25, 37,895.37 and 15,363.12 is: 21,202.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,458.25 : 37,895.37 = 15,363.12 : x
  2. Step 2: Convert to fraction form
    27,458.25/37,895.37 = 15,363.12/x
  3. Step 3: Cross multiply
    27,458.25x = 37,895.37 × 15,363.12
  4. Step 4: Simplify right side
    27,458.25x = 582,191,116.75
  5. Step 5: Solve for x
    x = 582,191,116.75/27,458.25
  6. Step 6: Final answer
    x = 21,202.78

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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.