Home / 31,254.24-43,130.88-17,107.32

Finding the Fourth Proportional to 31,254.24, 43,130.88 and 17,107.32

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Solution

The fourth proportional to 31,254.24, 43,130.88 and 17,107.32 is: 23,608.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,254.24 : 43,130.88 = 17,107.32 : x
  2. Step 2: Convert to fraction form
    31,254.24/43,130.88 = 17,107.32/x
  3. Step 3: Cross multiply
    31,254.24x = 43,130.88 × 17,107.32
  4. Step 4: Simplify right side
    31,254.24x = 737,853,766.04
  5. Step 5: Solve for x
    x = 737,853,766.04/31,254.24
  6. Step 6: Final answer
    x = 23,608.12

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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.