Home / 16,316.27-22,504.94-13,887.43

Finding the Fourth Proportional to 16,316.27, 22,504.94 and 13,887.43

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Solution

The fourth proportional to 16,316.27, 22,504.94 and 13,887.43 is: 19,154.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,316.27 : 22,504.94 = 13,887.43 : x
  2. Step 2: Convert to fraction form
    16,316.27/22,504.94 = 13,887.43/x
  3. Step 3: Cross multiply
    16,316.27x = 22,504.94 × 13,887.43
  4. Step 4: Simplify right side
    16,316.27x = 312,535,831.87
  5. Step 5: Solve for x
    x = 312,535,831.87/16,316.27
  6. Step 6: Final answer
    x = 19,154.85

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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.