Home / 18,322.22-25,284.18-10,145.54

Finding the Fourth Proportional to 18,322.22, 25,284.18 and 10,145.54

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Solution

The fourth proportional to 18,322.22, 25,284.18 and 10,145.54 is: 14,000.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,322.22 : 25,284.18 = 10,145.54 : x
  2. Step 2: Convert to fraction form
    18,322.22/25,284.18 = 10,145.54/x
  3. Step 3: Cross multiply
    18,322.22x = 25,284.18 × 10,145.54
  4. Step 4: Simplify right side
    18,322.22x = 256,521,659.56
  5. Step 5: Solve for x
    x = 256,521,659.56/18,322.22
  6. Step 6: Final answer
    x = 14,000.58

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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.