Home / 27,120.52-37,426.48-15,796.60

Finding the Fourth Proportional to 27,120.52, 37,426.48 and 15,796.60

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Solution

The fourth proportional to 27,120.52, 37,426.48 and 15,796.60 is: 21,799.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,120.52 : 37,426.48 = 15,796.60 : x
  2. Step 2: Convert to fraction form
    27,120.52/37,426.48 = 15,796.60/x
  3. Step 3: Cross multiply
    27,120.52x = 37,426.48 × 15,796.60
  4. Step 4: Simplify right side
    27,120.52x = 591,211,133.97
  5. Step 5: Solve for x
    x = 591,211,133.97/27,120.52
  6. Step 6: Final answer
    x = 21,799.40

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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.