Home / 31,543.43-43,524.93-18,796.29

Finding the Fourth Proportional to 31,543.43, 43,524.93 and 18,796.29

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Solution

The fourth proportional to 31,543.43, 43,524.93 and 18,796.29 is: 25,935.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,543.43 : 43,524.93 = 18,796.29 : x
  2. Step 2: Convert to fraction form
    31,543.43/43,524.93 = 18,796.29/x
  3. Step 3: Cross multiply
    31,543.43x = 43,524.93 × 18,796.29
  4. Step 4: Simplify right side
    31,543.43x = 818,107,206.51
  5. Step 5: Solve for x
    x = 818,107,206.51/31,543.43
  6. Step 6: Final answer
    x = 25,935.90

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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.