Home / 26,958.83-40,456.60-13,820.42

Finding the Fourth Proportional to 26,958.83, 40,456.60 and 13,820.42

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Solution

The fourth proportional to 26,958.83, 40,456.60 and 13,820.42 is: 20,740.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,958.83 : 40,456.60 = 13,820.42 : x
  2. Step 2: Convert to fraction form
    26,958.83/40,456.60 = 13,820.42/x
  3. Step 3: Cross multiply
    26,958.83x = 40,456.60 × 13,820.42
  4. Step 4: Simplify right side
    26,958.83x = 559,127,270.36
  5. Step 5: Solve for x
    x = 559,127,270.36/26,958.83
  6. Step 6: Final answer
    x = 20,740.05

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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.