Home / 13,483.38-18,599.72-8,446.52

Finding the Fourth Proportional to 13,483.38, 18,599.72 and 8,446.52

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Solution

The fourth proportional to 13,483.38, 18,599.72 and 8,446.52 is: 11,651.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,483.38 : 18,599.72 = 8,446.52 : x
  2. Step 2: Convert to fraction form
    13,483.38/18,599.72 = 8,446.52/x
  3. Step 3: Cross multiply
    13,483.38x = 18,599.72 × 8,446.52
  4. Step 4: Simplify right side
    13,483.38x = 157,102,906.97
  5. Step 5: Solve for x
    x = 157,102,906.97/13,483.38
  6. Step 6: Final answer
    x = 11,651.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.