Home / 34,350.66-51,524.30-20,127.20

Finding the Fourth Proportional to 34,350.66, 51,524.30 and 20,127.20

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Solution

The fourth proportional to 34,350.66, 51,524.30 and 20,127.20 is: 30,189.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,350.66 : 51,524.30 = 20,127.20 : x
  2. Step 2: Convert to fraction form
    34,350.66/51,524.30 = 20,127.20/x
  3. Step 3: Cross multiply
    34,350.66x = 51,524.30 × 20,127.20
  4. Step 4: Simplify right side
    34,350.66x = 1,037,039,890.96
  5. Step 5: Solve for x
    x = 1,037,039,890.96/34,350.66
  6. Step 6: Final answer
    x = 30,189.81

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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.