Home / 27,579.36-38,059.92-16,962.72

Finding the Fourth Proportional to 27,579.36, 38,059.92 and 16,962.72

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Solution

The fourth proportional to 27,579.36, 38,059.92 and 16,962.72 is: 23,408.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,579.36 : 38,059.92 = 16,962.72 : x
  2. Step 2: Convert to fraction form
    27,579.36/38,059.92 = 16,962.72/x
  3. Step 3: Cross multiply
    27,579.36x = 38,059.92 × 16,962.72
  4. Step 4: Simplify right side
    27,579.36x = 645,599,766.18
  5. Step 5: Solve for x
    x = 645,599,766.18/27,579.36
  6. Step 6: Final answer
    x = 23,408.80

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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.