Home / 14,065.22-21,091.68-6,671.79

Finding the Fourth Proportional to 14,065.22, 21,091.68 and 6,671.79

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Solution

The fourth proportional to 14,065.22, 21,091.68 and 6,671.79 is: 10,004.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,065.22 : 21,091.68 = 6,671.79 : x
  2. Step 2: Convert to fraction form
    14,065.22/21,091.68 = 6,671.79/x
  3. Step 3: Cross multiply
    14,065.22x = 21,091.68 × 6,671.79
  4. Step 4: Simplify right side
    14,065.22x = 140,719,259.71
  5. Step 5: Solve for x
    x = 140,719,259.71/14,065.22
  6. Step 6: Final answer
    x = 10,004.77

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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.