Home / 17,963.48-26,954.58-13,579.64

Finding the Fourth Proportional to 17,963.48, 26,954.58 and 13,579.64

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Solution

The fourth proportional to 17,963.48, 26,954.58 and 13,579.64 is: 20,376.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,963.48 : 26,954.58 = 13,579.64 : x
  2. Step 2: Convert to fraction form
    17,963.48/26,954.58 = 13,579.64/x
  3. Step 3: Cross multiply
    17,963.48x = 26,954.58 × 13,579.64
  4. Step 4: Simplify right side
    17,963.48x = 366,033,492.75
  5. Step 5: Solve for x
    x = 366,033,492.75/17,963.48
  6. Step 6: Final answer
    x = 20,376.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.