Home / 27,688.86-41,508.59-10,154.61

Finding the Fourth Proportional to 27,688.86, 41,508.59 and 10,154.61

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Solution

The fourth proportional to 27,688.86, 41,508.59 and 10,154.61 is: 15,222.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,688.86 : 41,508.59 = 10,154.61 : x
  2. Step 2: Convert to fraction form
    27,688.86/41,508.59 = 10,154.61/x
  3. Step 3: Cross multiply
    27,688.86x = 41,508.59 × 10,154.61
  4. Step 4: Simplify right side
    27,688.86x = 421,503,492.33
  5. Step 5: Solve for x
    x = 421,503,492.33/27,688.86
  6. Step 6: Final answer
    x = 15,222.85

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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.