Home / 29,529.80-40,765.67-20,462.03

Finding the Fourth Proportional to 29,529.80, 40,765.67 and 20,462.03

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Solution

The fourth proportional to 29,529.80, 40,765.67 and 20,462.03 is: 28,247.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,529.80 : 40,765.67 = 20,462.03 : x
  2. Step 2: Convert to fraction form
    29,529.80/40,765.67 = 20,462.03/x
  3. Step 3: Cross multiply
    29,529.80x = 40,765.67 × 20,462.03
  4. Step 4: Simplify right side
    29,529.80x = 834,148,056.37
  5. Step 5: Solve for x
    x = 834,148,056.37/29,529.80
  6. Step 6: Final answer
    x = 28,247.68

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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.