Home / 31,297.14-43,189.92-17,150.04

Finding the Fourth Proportional to 31,297.14, 43,189.92 and 17,150.04

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Solution

The fourth proportional to 31,297.14, 43,189.92 and 17,150.04 is: 23,666.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,297.14 : 43,189.92 = 17,150.04 : x
  2. Step 2: Convert to fraction form
    31,297.14/43,189.92 = 17,150.04/x
  3. Step 3: Cross multiply
    31,297.14x = 43,189.92 × 17,150.04
  4. Step 4: Simplify right side
    31,297.14x = 740,708,855.60
  5. Step 5: Solve for x
    x = 740,708,855.60/31,297.14
  6. Step 6: Final answer
    x = 23,666.98

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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.