Home / 18,410.46-25,405.53-10,451.64

Finding the Fourth Proportional to 18,410.46, 25,405.53 and 10,451.64

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Solution

The fourth proportional to 18,410.46, 25,405.53 and 10,451.64 is: 14,422.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,410.46 : 25,405.53 = 10,451.64 : x
  2. Step 2: Convert to fraction form
    18,410.46/25,405.53 = 10,451.64/x
  3. Step 3: Cross multiply
    18,410.46x = 25,405.53 × 10,451.64
  4. Step 4: Simplify right side
    18,410.46x = 265,529,453.57
  5. Step 5: Solve for x
    x = 265,529,453.57/18,410.46
  6. Step 6: Final answer
    x = 14,422.75

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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.