Home / 13,454.03-20,176.76-4,446.47

Finding the Fourth Proportional to 13,454.03, 20,176.76 and 4,446.47

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Solution

The fourth proportional to 13,454.03, 20,176.76 and 4,446.47 is: 6,668.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,454.03 : 20,176.76 = 4,446.47 : x
  2. Step 2: Convert to fraction form
    13,454.03/20,176.76 = 4,446.47/x
  3. Step 3: Cross multiply
    13,454.03x = 20,176.76 × 4,446.47
  4. Step 4: Simplify right side
    13,454.03x = 89,715,268.27
  5. Step 5: Solve for x
    x = 89,715,268.27/13,454.03
  6. Step 6: Final answer
    x = 6,668.28

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1.5x scale

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.