Home / 13,483.62-20,234.54-4,718.61

Finding the Fourth Proportional to 13,483.62, 20,234.54 and 4,718.61

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Solution

The fourth proportional to 13,483.62, 20,234.54 and 4,718.61 is: 7,081.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,483.62 : 20,234.54 = 4,718.61 : x
  2. Step 2: Convert to fraction form
    13,483.62/20,234.54 = 4,718.61/x
  3. Step 3: Cross multiply
    13,483.62x = 20,234.54 × 4,718.61
  4. Step 4: Simplify right side
    13,483.62x = 95,478,902.79
  5. Step 5: Solve for x
    x = 95,478,902.79/13,483.62
  6. Step 6: Final answer
    x = 7,081.10

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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.