Home / 18,327.60-25,292.10-10,369.68

Finding the Fourth Proportional to 18,327.60, 25,292.10 and 10,369.68

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Solution

The fourth proportional to 18,327.60, 25,292.10 and 10,369.68 is: 14,310.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,327.60 : 25,292.10 = 10,369.68 : x
  2. Step 2: Convert to fraction form
    18,327.60/25,292.10 = 10,369.68/x
  3. Step 3: Cross multiply
    18,327.60x = 25,292.10 × 10,369.68
  4. Step 4: Simplify right side
    18,327.60x = 262,270,983.53
  5. Step 5: Solve for x
    x = 262,270,983.53/18,327.60
  6. Step 6: Final answer
    x = 14,310.17

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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.