Home / 17,288.63-25,916.54-6,189.61

Finding the Fourth Proportional to 17,288.63, 25,916.54 and 6,189.61

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Solution

The fourth proportional to 17,288.63, 25,916.54 and 6,189.61 is: 9,278.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,288.63 : 25,916.54 = 6,189.61 : x
  2. Step 2: Convert to fraction form
    17,288.63/25,916.54 = 6,189.61/x
  3. Step 3: Cross multiply
    17,288.63x = 25,916.54 × 6,189.61
  4. Step 4: Simplify right side
    17,288.63x = 160,413,275.15
  5. Step 5: Solve for x
    x = 160,413,275.15/17,288.63
  6. Step 6: Final answer
    x = 9,278.54

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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.