Home / 31,394.72-43,323.36-17,247.26

Finding the Fourth Proportional to 31,394.72, 43,323.36 and 17,247.26

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Solution

The fourth proportional to 31,394.72, 43,323.36 and 17,247.26 is: 23,800.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,394.72 : 43,323.36 = 17,247.26 : x
  2. Step 2: Convert to fraction form
    31,394.72/43,323.36 = 17,247.26/x
  3. Step 3: Cross multiply
    31,394.72x = 43,323.36 × 17,247.26
  4. Step 4: Simplify right side
    31,394.72x = 747,209,253.99
  5. Step 5: Solve for x
    x = 747,209,253.99/31,394.72
  6. Step 6: Final answer
    x = 23,800.48

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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.