Home / 36,303.80-50,090.43-21,187.81

Finding the Fourth Proportional to 36,303.80, 50,090.43 and 21,187.81

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Solution

The fourth proportional to 36,303.80, 50,090.43 and 21,187.81 is: 29,234.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,303.80 : 50,090.43 = 21,187.81 : x
  2. Step 2: Convert to fraction form
    36,303.80/50,090.43 = 21,187.81/x
  3. Step 3: Cross multiply
    36,303.80x = 50,090.43 × 21,187.81
  4. Step 4: Simplify right side
    36,303.80x = 1,061,306,655.73
  5. Step 5: Solve for x
    x = 1,061,306,655.73/36,303.80
  6. Step 6: Final answer
    x = 29,234.04

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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.