Home / 14,173.97-21,261.15-4,939.97

Finding the Fourth Proportional to 14,173.97, 21,261.15 and 4,939.97

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Solution

The fourth proportional to 14,173.97, 21,261.15 and 4,939.97 is: 7,410.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,173.97 : 21,261.15 = 4,939.97 : x
  2. Step 2: Convert to fraction form
    14,173.97/21,261.15 = 4,939.97/x
  3. Step 3: Cross multiply
    14,173.97x = 21,261.15 × 4,939.97
  4. Step 4: Simplify right side
    14,173.97x = 105,029,336.86
  5. Step 5: Solve for x
    x = 105,029,336.86/14,173.97
  6. Step 6: Final answer
    x = 7,410.02

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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.