Home / 31,593.87-43,605.14-18,164.07

Finding the Fourth Proportional to 31,593.87, 43,605.14 and 18,164.07

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Solution

The fourth proportional to 31,593.87, 43,605.14 and 18,164.07 is: 25,069.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,593.87 : 43,605.14 = 18,164.07 : x
  2. Step 2: Convert to fraction form
    31,593.87/43,605.14 = 18,164.07/x
  3. Step 3: Cross multiply
    31,593.87x = 43,605.14 × 18,164.07
  4. Step 4: Simplify right side
    31,593.87x = 792,046,724.50
  5. Step 5: Solve for x
    x = 792,046,724.50/31,593.87
  6. Step 6: Final answer
    x = 25,069.63

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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.