Home / 25,453.76-38,193.38-11,423.82

Finding the Fourth Proportional to 25,453.76, 38,193.38 and 11,423.82

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Solution

The fourth proportional to 25,453.76, 38,193.38 and 11,423.82 is: 17,141.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,453.76 : 38,193.38 = 11,423.82 : x
  2. Step 2: Convert to fraction form
    25,453.76/38,193.38 = 11,423.82/x
  3. Step 3: Cross multiply
    25,453.76x = 38,193.38 × 11,423.82
  4. Step 4: Simplify right side
    25,453.76x = 436,314,241.19
  5. Step 5: Solve for x
    x = 436,314,241.19/25,453.76
  6. Step 6: Final answer
    x = 17,141.45

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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.