Home / 51,922.42-71,653.01-28,049.09

Finding the Fourth Proportional to 51,922.42, 71,653.01 and 28,049.09

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Solution

The fourth proportional to 51,922.42, 71,653.01 and 28,049.09 is: 38,707.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,922.42 : 71,653.01 = 28,049.09 : x
  2. Step 2: Convert to fraction form
    51,922.42/71,653.01 = 28,049.09/x
  3. Step 3: Cross multiply
    51,922.42x = 71,653.01 × 28,049.09
  4. Step 4: Simplify right side
    51,922.42x = 2,009,801,227.75
  5. Step 5: Solve for x
    x = 2,009,801,227.75/51,922.42
  6. Step 6: Final answer
    x = 38,707.77

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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.