Home / 14,230.55-21,348.60-5,464.82

Finding the Fourth Proportional to 14,230.55, 21,348.60 and 5,464.82

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Solution

The fourth proportional to 14,230.55, 21,348.60 and 5,464.82 is: 8,198.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,230.55 : 21,348.60 = 5,464.82 : x
  2. Step 2: Convert to fraction form
    14,230.55/21,348.60 = 5,464.82/x
  3. Step 3: Cross multiply
    14,230.55x = 21,348.60 × 5,464.82
  4. Step 4: Simplify right side
    14,230.55x = 116,666,228.93
  5. Step 5: Solve for x
    x = 116,666,228.93/14,230.55
  6. Step 6: Final answer
    x = 8,198.29

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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.