Home / 14,824.89-20,463.55-9,163.98

Finding the Fourth Proportional to 14,824.89, 20,463.55 and 9,163.98

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Solution

The fourth proportional to 14,824.89, 20,463.55 and 9,163.98 is: 12,649.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,824.89 : 20,463.55 = 9,163.98 : x
  2. Step 2: Convert to fraction form
    14,824.89/20,463.55 = 9,163.98/x
  3. Step 3: Cross multiply
    14,824.89x = 20,463.55 × 9,163.98
  4. Step 4: Simplify right side
    14,824.89x = 187,527,562.93
  5. Step 5: Solve for x
    x = 187,527,562.93/14,824.89
  6. Step 6: Final answer
    x = 12,649.51

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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.