Home / 19,932.63-29,897.73-8,245.55

Finding the Fourth Proportional to 19,932.63, 29,897.73 and 8,245.55

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Solution

The fourth proportional to 19,932.63, 29,897.73 and 8,245.55 is: 12,367.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,932.63 : 29,897.73 = 8,245.55 : x
  2. Step 2: Convert to fraction form
    19,932.63/29,897.73 = 8,245.55/x
  3. Step 3: Cross multiply
    19,932.63x = 29,897.73 × 8,245.55
  4. Step 4: Simplify right side
    19,932.63x = 246,523,227.60
  5. Step 5: Solve for x
    x = 246,523,227.60/19,932.63
  6. Step 6: Final answer
    x = 12,367.82

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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.