Home / 14,467.12-21,701.76-6,146.20

Finding the Fourth Proportional to 14,467.12, 21,701.76 and 6,146.20

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Solution

The fourth proportional to 14,467.12, 21,701.76 and 6,146.20 is: 9,219.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,467.12 : 21,701.76 = 6,146.20 : x
  2. Step 2: Convert to fraction form
    14,467.12/21,701.76 = 6,146.20/x
  3. Step 3: Cross multiply
    14,467.12x = 21,701.76 × 6,146.20
  4. Step 4: Simplify right side
    14,467.12x = 133,383,357.31
  5. Step 5: Solve for x
    x = 133,383,357.31/14,467.12
  6. Step 6: Final answer
    x = 9,219.76

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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.