Home / 23,163.81-31,954.26-14,651.62

Finding the Fourth Proportional to 23,163.81, 31,954.26 and 14,651.62

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Solution

The fourth proportional to 23,163.81, 31,954.26 and 14,651.62 is: 20,211.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,163.81 : 31,954.26 = 14,651.62 : x
  2. Step 2: Convert to fraction form
    23,163.81/31,954.26 = 14,651.62/x
  3. Step 3: Cross multiply
    23,163.81x = 31,954.26 × 14,651.62
  4. Step 4: Simplify right side
    23,163.81x = 468,181,674.90
  5. Step 5: Solve for x
    x = 468,181,674.90/23,163.81
  6. Step 6: Final answer
    x = 20,211.77

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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.