Home / 14,190.48-21,272.76-4,951.44

Finding the Fourth Proportional to 14,190.48, 21,272.76 and 4,951.44

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Solution

The fourth proportional to 14,190.48, 21,272.76 and 4,951.44 is: 7,422.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,190.48 : 21,272.76 = 4,951.44 : x
  2. Step 2: Convert to fraction form
    14,190.48/21,272.76 = 4,951.44/x
  3. Step 3: Cross multiply
    14,190.48x = 21,272.76 × 4,951.44
  4. Step 4: Simplify right side
    14,190.48x = 105,330,794.77
  5. Step 5: Solve for x
    x = 105,330,794.77/14,190.48
  6. Step 6: Final answer
    x = 7,422.64

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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.