Home / 18,043.64-24,900.32-10,086.20

Finding the Fourth Proportional to 18,043.64, 24,900.32 and 10,086.20

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Solution

The fourth proportional to 18,043.64, 24,900.32 and 10,086.20 is: 13,919.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,043.64 : 24,900.32 = 10,086.20 : x
  2. Step 2: Convert to fraction form
    18,043.64/24,900.32 = 10,086.20/x
  3. Step 3: Cross multiply
    18,043.64x = 24,900.32 × 10,086.20
  4. Step 4: Simplify right side
    18,043.64x = 251,149,607.58
  5. Step 5: Solve for x
    x = 251,149,607.58/18,043.64
  6. Step 6: Final answer
    x = 13,919.01

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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.