Home / 17,613.70-26,420.55-16,447.30

Finding the Fourth Proportional to 17,613.70, 26,420.55 and 16,447.30

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Solution

The fourth proportional to 17,613.70, 26,420.55 and 16,447.30 is: 24,670.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,613.70 : 26,420.55 = 16,447.30 : x
  2. Step 2: Convert to fraction form
    17,613.70/26,420.55 = 16,447.30/x
  3. Step 3: Cross multiply
    17,613.70x = 26,420.55 × 16,447.30
  4. Step 4: Simplify right side
    17,613.70x = 434,546,712.02
  5. Step 5: Solve for x
    x = 434,546,712.02/17,613.70
  6. Step 6: Final answer
    x = 24,670.95

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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.