Home / 18,327.87-25,288.07-10,773.81

Finding the Fourth Proportional to 18,327.87, 25,288.07 and 10,773.81

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Solution

The fourth proportional to 18,327.87, 25,288.07 and 10,773.81 is: 14,865.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,327.87 : 25,288.07 = 10,773.81 : x
  2. Step 2: Convert to fraction form
    18,327.87/25,288.07 = 10,773.81/x
  3. Step 3: Cross multiply
    18,327.87x = 25,288.07 × 10,773.81
  4. Step 4: Simplify right side
    18,327.87x = 272,448,807.58
  5. Step 5: Solve for x
    x = 272,448,807.58/18,327.87
  6. Step 6: Final answer
    x = 14,865.27

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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.