Home / 14,641.94-20,197.64-9,262.72

Finding the Fourth Proportional to 14,641.94, 20,197.64 and 9,262.72

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Solution

The fourth proportional to 14,641.94, 20,197.64 and 9,262.72 is: 12,777.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,641.94 : 20,197.64 = 9,262.72 : x
  2. Step 2: Convert to fraction form
    14,641.94/20,197.64 = 9,262.72/x
  3. Step 3: Cross multiply
    14,641.94x = 20,197.64 × 9,262.72
  4. Step 4: Simplify right side
    14,641.94x = 187,085,083.98
  5. Step 5: Solve for x
    x = 187,085,083.98/14,641.94
  6. Step 6: Final answer
    x = 12,777.34

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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.