Home / 31,441.37-43,389.27-17,294.31

Finding the Fourth Proportional to 31,441.37, 43,389.27 and 17,294.31

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Solution

The fourth proportional to 31,441.37, 43,389.27 and 17,294.31 is: 23,866.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,441.37 : 43,389.27 = 17,294.31 : x
  2. Step 2: Convert to fraction form
    31,441.37/43,389.27 = 17,294.31/x
  3. Step 3: Cross multiply
    31,441.37x = 43,389.27 × 17,294.31
  4. Step 4: Simplify right side
    31,441.37x = 750,387,486.05
  5. Step 5: Solve for x
    x = 750,387,486.05/31,441.37
  6. Step 6: Final answer
    x = 23,866.25

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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.