Home / 19,438.92-29,151.24-6,955.56

Finding the Fourth Proportional to 19,438.92, 29,151.24 and 6,955.56

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Solution

The fourth proportional to 19,438.92, 29,151.24 and 6,955.56 is: 10,430.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,438.92 : 29,151.24 = 6,955.56 : x
  2. Step 2: Convert to fraction form
    19,438.92/29,151.24 = 6,955.56/x
  3. Step 3: Cross multiply
    19,438.92x = 29,151.24 × 6,955.56
  4. Step 4: Simplify right side
    19,438.92x = 202,763,198.89
  5. Step 5: Solve for x
    x = 202,763,198.89/19,438.92
  6. Step 6: Final answer
    x = 10,430.79

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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.