Home / 20,087.55-30,098.52-14,233.68

Finding the Fourth Proportional to 20,087.55, 30,098.52 and 14,233.68

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Solution

The fourth proportional to 20,087.55, 30,098.52 and 14,233.68 is: 21,327.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,087.55 : 30,098.52 = 14,233.68 : x
  2. Step 2: Convert to fraction form
    20,087.55/30,098.52 = 14,233.68/x
  3. Step 3: Cross multiply
    20,087.55x = 30,098.52 × 14,233.68
  4. Step 4: Simplify right side
    20,087.55x = 428,412,702.15
  5. Step 5: Solve for x
    x = 428,412,702.15/20,087.55
  6. Step 6: Final answer
    x = 21,327.27

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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.