Home / 36,422.37-50,262.75-20,511.90

Finding the Fourth Proportional to 36,422.37, 50,262.75 and 20,511.90

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Solution

The fourth proportional to 36,422.37, 50,262.75 and 20,511.90 is: 28,306.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,422.37 : 50,262.75 = 20,511.90 : x
  2. Step 2: Convert to fraction form
    36,422.37/50,262.75 = 20,511.90/x
  3. Step 3: Cross multiply
    36,422.37x = 50,262.75 × 20,511.90
  4. Step 4: Simplify right side
    36,422.37x = 1,030,984,501.73
  5. Step 5: Solve for x
    x = 1,030,984,501.73/36,422.37
  6. Step 6: Final answer
    x = 28,306.35

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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.