Home / 27,916.12-41,873.91-11,275.86

Finding the Fourth Proportional to 27,916.12, 41,873.91 and 11,275.86

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Solution

The fourth proportional to 27,916.12, 41,873.91 and 11,275.86 is: 16,913.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,916.12 : 41,873.91 = 11,275.86 : x
  2. Step 2: Convert to fraction form
    27,916.12/41,873.91 = 11,275.86/x
  3. Step 3: Cross multiply
    27,916.12x = 41,873.91 × 11,275.86
  4. Step 4: Simplify right side
    27,916.12x = 472,164,109.25
  5. Step 5: Solve for x
    x = 472,164,109.25/27,916.12
  6. Step 6: Final answer
    x = 16,913.68

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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.