Home / 14,479.83-21,714.14-6,163.76

Finding the Fourth Proportional to 14,479.83, 21,714.14 and 6,163.76

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Solution

The fourth proportional to 14,479.83, 21,714.14 and 6,163.76 is: 9,243.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,479.83 : 21,714.14 = 6,163.76 : x
  2. Step 2: Convert to fraction form
    14,479.83/21,714.14 = 6,163.76/x
  3. Step 3: Cross multiply
    14,479.83x = 21,714.14 × 6,163.76
  4. Step 4: Simplify right side
    14,479.83x = 133,840,817.26
  5. Step 5: Solve for x
    x = 133,840,817.26/14,479.83
  6. Step 6: Final answer
    x = 9,243.26

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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.