Home / 23,163.59-31,965.63-12,553.13

Finding the Fourth Proportional to 23,163.59, 31,965.63 and 12,553.13

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Solution

The fourth proportional to 23,163.59, 31,965.63 and 12,553.13 is: 17,323.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,163.59 : 31,965.63 = 12,553.13 : x
  2. Step 2: Convert to fraction form
    23,163.59/31,965.63 = 12,553.13/x
  3. Step 3: Cross multiply
    23,163.59x = 31,965.63 × 12,553.13
  4. Step 4: Simplify right side
    23,163.59x = 401,268,708.92
  5. Step 5: Solve for x
    x = 401,268,708.92/23,163.59
  6. Step 6: Final answer
    x = 17,323.25

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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.