Home / 31,333.52-43,240.32-17,186.48

Finding the Fourth Proportional to 31,333.52, 43,240.32 and 17,186.48

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Solution

The fourth proportional to 31,333.52, 43,240.32 and 17,186.48 is: 23,717.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,333.52 : 43,240.32 = 17,186.48 : x
  2. Step 2: Convert to fraction form
    31,333.52/43,240.32 = 17,186.48/x
  3. Step 3: Cross multiply
    31,333.52x = 43,240.32 × 17,186.48
  4. Step 4: Simplify right side
    31,333.52x = 743,148,894.87
  5. Step 5: Solve for x
    x = 743,148,894.87/31,333.52
  6. Step 6: Final answer
    x = 23,717.38

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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.