Home / 14,480.34-21,697.83-11,557.86

Finding the Fourth Proportional to 14,480.34, 21,697.83 and 11,557.86

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Solution

The fourth proportional to 14,480.34, 21,697.83 and 11,557.86 is: 17,318.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,480.34 : 21,697.83 = 11,557.86 : x
  2. Step 2: Convert to fraction form
    14,480.34/21,697.83 = 11,557.86/x
  3. Step 3: Cross multiply
    14,480.34x = 21,697.83 × 11,557.86
  4. Step 4: Simplify right side
    14,480.34x = 250,780,481.44
  5. Step 5: Solve for x
    x = 250,780,481.44/14,480.34
  6. Step 6: Final answer
    x = 17,318.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.