Home / 31,534.44-43,500.96-18,783.96

Finding the Fourth Proportional to 31,534.44, 43,500.96 and 18,783.96

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Solution

The fourth proportional to 31,534.44, 43,500.96 and 18,783.96 is: 25,912.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,534.44 : 43,500.96 = 18,783.96 : x
  2. Step 2: Convert to fraction form
    31,534.44/43,500.96 = 18,783.96/x
  3. Step 3: Cross multiply
    31,534.44x = 43,500.96 × 18,783.96
  4. Step 4: Simplify right side
    31,534.44x = 817,120,292.60
  5. Step 5: Solve for x
    x = 817,120,292.60/31,534.44
  6. Step 6: Final answer
    x = 25,912.00

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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.