Home / 14,605.20-21,912.39-6,175.53

Finding the Fourth Proportional to 14,605.20, 21,912.39 and 6,175.53

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Solution

The fourth proportional to 14,605.20, 21,912.39 and 6,175.53 is: 9,265.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,605.20 : 21,912.39 = 6,175.53 : x
  2. Step 2: Convert to fraction form
    14,605.20/21,912.39 = 6,175.53/x
  3. Step 3: Cross multiply
    14,605.20x = 21,912.39 × 6,175.53
  4. Step 4: Simplify right side
    14,605.20x = 135,320,621.82
  5. Step 5: Solve for x
    x = 135,320,621.82/14,605.20
  6. Step 6: Final answer
    x = 9,265.24

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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.