Home / 14,523.12-21,791.52-10,087.60

Finding the Fourth Proportional to 14,523.12, 21,791.52 and 10,087.60

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Solution

The fourth proportional to 14,523.12, 21,791.52 and 10,087.60 is: 15,136.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,523.12 : 21,791.52 = 10,087.60 : x
  2. Step 2: Convert to fraction form
    14,523.12/21,791.52 = 10,087.60/x
  3. Step 3: Cross multiply
    14,523.12x = 21,791.52 × 10,087.60
  4. Step 4: Simplify right side
    14,523.12x = 219,824,137.15
  5. Step 5: Solve for x
    x = 219,824,137.15/14,523.12
  6. Step 6: Final answer
    x = 15,136.15

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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.