Home / 25,558.62-38,302.92-19,313.52

Finding the Fourth Proportional to 25,558.62, 38,302.92 and 19,313.52

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Solution

The fourth proportional to 25,558.62, 38,302.92 and 19,313.52 is: 28,943.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,558.62 : 38,302.92 = 19,313.52 : x
  2. Step 2: Convert to fraction form
    25,558.62/38,302.92 = 19,313.52/x
  3. Step 3: Cross multiply
    25,558.62x = 38,302.92 × 19,313.52
  4. Step 4: Simplify right side
    25,558.62x = 739,764,211.48
  5. Step 5: Solve for x
    x = 739,764,211.48/25,558.62
  6. Step 6: Final answer
    x = 28,943.82

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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.