Home / 31,451.32-47,189.96-23,173.12

Finding the Fourth Proportional to 31,451.32, 47,189.96 and 23,173.12

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Solution

The fourth proportional to 31,451.32, 47,189.96 and 23,173.12 is: 34,769.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,451.32 : 47,189.96 = 23,173.12 : x
  2. Step 2: Convert to fraction form
    31,451.32/47,189.96 = 23,173.12/x
  3. Step 3: Cross multiply
    31,451.32x = 47,189.96 × 23,173.12
  4. Step 4: Simplify right side
    31,451.32x = 1,093,538,605.88
  5. Step 5: Solve for x
    x = 1,093,538,605.88/31,451.32
  6. Step 6: Final answer
    x = 34,769.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.