Home / 13,325.92-18,367.86-9,446.62

Finding the Fourth Proportional to 13,325.92, 18,367.86 and 9,446.62

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Solution

The fourth proportional to 13,325.92, 18,367.86 and 9,446.62 is: 13,020.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,325.92 : 18,367.86 = 9,446.62 : x
  2. Step 2: Convert to fraction form
    13,325.92/18,367.86 = 9,446.62/x
  3. Step 3: Cross multiply
    13,325.92x = 18,367.86 × 9,446.62
  4. Step 4: Simplify right side
    13,325.92x = 173,514,193.63
  5. Step 5: Solve for x
    x = 173,514,193.63/13,325.92
  6. Step 6: Final answer
    x = 13,020.80

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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.