Home / 14,651.82-20,226.51-8,362.98

Finding the Fourth Proportional to 14,651.82, 20,226.51 and 8,362.98

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Solution

The fourth proportional to 14,651.82, 20,226.51 and 8,362.98 is: 11,544.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,651.82 : 20,226.51 = 8,362.98 : x
  2. Step 2: Convert to fraction form
    14,651.82/20,226.51 = 8,362.98/x
  3. Step 3: Cross multiply
    14,651.82x = 20,226.51 × 8,362.98
  4. Step 4: Simplify right side
    14,651.82x = 169,153,898.60
  5. Step 5: Solve for x
    x = 169,153,898.60/14,651.82
  6. Step 6: Final answer
    x = 11,544.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.