Home / 14,246.44-19,644.98-9,776.72

Finding the Fourth Proportional to 14,246.44, 19,644.98 and 9,776.72

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Solution

The fourth proportional to 14,246.44, 19,644.98 and 9,776.72 is: 13,481.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,246.44 : 19,644.98 = 9,776.72 : x
  2. Step 2: Convert to fraction form
    14,246.44/19,644.98 = 9,776.72/x
  3. Step 3: Cross multiply
    14,246.44x = 19,644.98 × 9,776.72
  4. Step 4: Simplify right side
    14,246.44x = 192,063,468.87
  5. Step 5: Solve for x
    x = 192,063,468.87/14,246.44
  6. Step 6: Final answer
    x = 13,481.51

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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.