Home / 17,277.45-25,916.25-5,269.76

Finding the Fourth Proportional to 17,277.45, 25,916.25 and 5,269.76

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Solution

The fourth proportional to 17,277.45, 25,916.25 and 5,269.76 is: 7,904.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,277.45 : 25,916.25 = 5,269.76 : x
  2. Step 2: Convert to fraction form
    17,277.45/25,916.25 = 5,269.76/x
  3. Step 3: Cross multiply
    17,277.45x = 25,916.25 × 5,269.76
  4. Step 4: Simplify right side
    17,277.45x = 136,572,404.97
  5. Step 5: Solve for x
    x = 136,572,404.97/17,277.45
  6. Step 6: Final answer
    x = 7,904.66

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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.