Home / 14,064.89-21,097.34-4,203.86

Finding the Fourth Proportional to 14,064.89, 21,097.34 and 4,203.86

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Solution

The fourth proportional to 14,064.89, 21,097.34 and 4,203.86 is: 6,305.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,064.89 : 21,097.34 = 4,203.86 : x
  2. Step 2: Convert to fraction form
    14,064.89/21,097.34 = 4,203.86/x
  3. Step 3: Cross multiply
    14,064.89x = 21,097.34 × 4,203.86
  4. Step 4: Simplify right side
    14,064.89x = 88,690,137.23
  5. Step 5: Solve for x
    x = 88,690,137.23/14,064.89
  6. Step 6: Final answer
    x = 6,305.78

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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.