Home / 14,064.36-21,091.37-4,200.28

Finding the Fourth Proportional to 14,064.36, 21,091.37 and 4,200.28

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Solution

The fourth proportional to 14,064.36, 21,091.37 and 4,200.28 is: 6,298.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,064.36 : 21,091.37 = 4,200.28 : x
  2. Step 2: Convert to fraction form
    14,064.36/21,091.37 = 4,200.28/x
  3. Step 3: Cross multiply
    14,064.36x = 21,091.37 × 4,200.28
  4. Step 4: Simplify right side
    14,064.36x = 88,589,659.58
  5. Step 5: Solve for x
    x = 88,589,659.58/14,064.36
  6. Step 6: Final answer
    x = 6,298.88

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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.