Home / 31,332.56-46,936.17-18,845.69

Finding the Fourth Proportional to 31,332.56, 46,936.17 and 18,845.69

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Solution

The fourth proportional to 31,332.56, 46,936.17 and 18,845.69 is: 28,230.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,332.56 : 46,936.17 = 18,845.69 : x
  2. Step 2: Convert to fraction form
    31,332.56/46,936.17 = 18,845.69/x
  3. Step 3: Cross multiply
    31,332.56x = 46,936.17 × 18,845.69
  4. Step 4: Simplify right side
    31,332.56x = 884,544,274.93
  5. Step 5: Solve for x
    x = 884,544,274.93/31,332.56
  6. Step 6: Final answer
    x = 28,230.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.