Home / 14,092.25-19,445.88-8,425.86

Finding the Fourth Proportional to 14,092.25, 19,445.88 and 8,425.86

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Solution

The fourth proportional to 14,092.25, 19,445.88 and 8,425.86 is: 11,626.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,092.25 : 19,445.88 = 8,425.86 : x
  2. Step 2: Convert to fraction form
    14,092.25/19,445.88 = 8,425.86/x
  3. Step 3: Cross multiply
    14,092.25x = 19,445.88 × 8,425.86
  4. Step 4: Simplify right side
    14,092.25x = 163,848,221.13
  5. Step 5: Solve for x
    x = 163,848,221.13/14,092.25
  6. Step 6: Final answer
    x = 11,626.84

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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.