Home / 31,674.80-43,710.54-17,334.56

Finding the Fourth Proportional to 31,674.80, 43,710.54 and 17,334.56

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Solution

The fourth proportional to 31,674.80, 43,710.54 and 17,334.56 is: 23,921.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,674.80 : 43,710.54 = 17,334.56 : x
  2. Step 2: Convert to fraction form
    31,674.80/43,710.54 = 17,334.56/x
  3. Step 3: Cross multiply
    31,674.80x = 43,710.54 × 17,334.56
  4. Step 4: Simplify right side
    31,674.80x = 757,702,978.26
  5. Step 5: Solve for x
    x = 757,702,978.26/31,674.80
  6. Step 6: Final answer
    x = 23,921.32

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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.