Home / 31,232.88-43,102.26-17,086.62

Finding the Fourth Proportional to 31,232.88, 43,102.26 and 17,086.62

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Solution

The fourth proportional to 31,232.88, 43,102.26 and 17,086.62 is: 23,580.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,232.88 : 43,102.26 = 17,086.62 : x
  2. Step 2: Convert to fraction form
    31,232.88/43,102.26 = 17,086.62/x
  3. Step 3: Cross multiply
    31,232.88x = 43,102.26 × 17,086.62
  4. Step 4: Simplify right side
    31,232.88x = 736,471,937.76
  5. Step 5: Solve for x
    x = 736,471,937.76/31,232.88
  6. Step 6: Final answer
    x = 23,580.02

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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.