Home / 36,321.98-50,127.46-21,219.50

Finding the Fourth Proportional to 36,321.98, 50,127.46 and 21,219.50

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Solution

The fourth proportional to 36,321.98, 50,127.46 and 21,219.50 is: 29,284.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,321.98 : 50,127.46 = 21,219.50 : x
  2. Step 2: Convert to fraction form
    36,321.98/50,127.46 = 21,219.50/x
  3. Step 3: Cross multiply
    36,321.98x = 50,127.46 × 21,219.50
  4. Step 4: Simplify right side
    36,321.98x = 1,063,679,709.74
  5. Step 5: Solve for x
    x = 1,063,679,709.74/36,321.98
  6. Step 6: Final answer
    x = 29,284.74

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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.