Home / 34,138.01-51,230.24-20,950.13

Finding the Fourth Proportional to 34,138.01, 51,230.24 and 20,950.13

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Solution

The fourth proportional to 34,138.01, 51,230.24 and 20,950.13 is: 31,439.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,138.01 : 51,230.24 = 20,950.13 : x
  2. Step 2: Convert to fraction form
    34,138.01/51,230.24 = 20,950.13/x
  3. Step 3: Cross multiply
    34,138.01x = 51,230.24 × 20,950.13
  4. Step 4: Simplify right side
    34,138.01x = 1,073,280,187.93
  5. Step 5: Solve for x
    x = 1,073,280,187.93/34,138.01
  6. Step 6: Final answer
    x = 31,439.45

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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.