Home / 27,363.72-37,757.28-15,261.60

Finding the Fourth Proportional to 27,363.72, 37,757.28 and 15,261.60

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Solution

The fourth proportional to 27,363.72, 37,757.28 and 15,261.60 is: 21,058.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,363.72 : 37,757.28 = 15,261.60 : x
  2. Step 2: Convert to fraction form
    27,363.72/37,757.28 = 15,261.60/x
  3. Step 3: Cross multiply
    27,363.72x = 37,757.28 × 15,261.60
  4. Step 4: Simplify right side
    27,363.72x = 576,236,504.45
  5. Step 5: Solve for x
    x = 576,236,504.45/27,363.72
  6. Step 6: Final answer
    x = 21,058.41

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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.