Home / 18,404.44-25,403.86-10,451.96

Finding the Fourth Proportional to 18,404.44, 25,403.86 and 10,451.96

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Solution

The fourth proportional to 18,404.44, 25,403.86 and 10,451.96 is: 14,426.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,404.44 : 25,403.86 = 10,451.96 : x
  2. Step 2: Convert to fraction form
    18,404.44/25,403.86 = 10,451.96/x
  3. Step 3: Cross multiply
    18,404.44x = 25,403.86 × 10,451.96
  4. Step 4: Simplify right side
    18,404.44x = 265,520,128.57
  5. Step 5: Solve for x
    x = 265,520,128.57/18,404.44
  6. Step 6: Final answer
    x = 14,426.96

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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.