Home / 15,503.45-23,251.68-4,409.89

Finding the Fourth Proportional to 15,503.45, 23,251.68 and 4,409.89

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Solution

The fourth proportional to 15,503.45, 23,251.68 and 4,409.89 is: 6,613.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,503.45 : 23,251.68 = 4,409.89 : x
  2. Step 2: Convert to fraction form
    15,503.45/23,251.68 = 4,409.89/x
  3. Step 3: Cross multiply
    15,503.45x = 23,251.68 × 4,409.89
  4. Step 4: Simplify right side
    15,503.45x = 102,537,436.18
  5. Step 5: Solve for x
    x = 102,537,436.18/15,503.45
  6. Step 6: Final answer
    x = 6,613.85

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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.