Home / 26,944.40-40,416.60-17,613.20

Finding the Fourth Proportional to 26,944.40, 40,416.60 and 17,613.20

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Solution

The fourth proportional to 26,944.40, 40,416.60 and 17,613.20 is: 26,419.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,944.40 : 40,416.60 = 17,613.20 : x
  2. Step 2: Convert to fraction form
    26,944.40/40,416.60 = 17,613.20/x
  3. Step 3: Cross multiply
    26,944.40x = 40,416.60 × 17,613.20
  4. Step 4: Simplify right side
    26,944.40x = 711,865,659.12
  5. Step 5: Solve for x
    x = 711,865,659.12/26,944.40
  6. Step 6: Final answer
    x = 26,419.80

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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.