Home / 14,137.52-19,518.26-8,839.53

Finding the Fourth Proportional to 14,137.52, 19,518.26 and 8,839.53

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Solution

The fourth proportional to 14,137.52, 19,518.26 and 8,839.53 is: 12,203.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,137.52 : 19,518.26 = 8,839.53 : x
  2. Step 2: Convert to fraction form
    14,137.52/19,518.26 = 8,839.53/x
  3. Step 3: Cross multiply
    14,137.52x = 19,518.26 × 8,839.53
  4. Step 4: Simplify right side
    14,137.52x = 172,532,200.62
  5. Step 5: Solve for x
    x = 172,532,200.62/14,137.52
  6. Step 6: Final answer
    x = 12,203.86

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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.