Home / 26,970.96-40,458.60-20,654.94

Finding the Fourth Proportional to 26,970.96, 40,458.60 and 20,654.94

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Solution

The fourth proportional to 26,970.96, 40,458.60 and 20,654.94 is: 30,984.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,970.96 : 40,458.60 = 20,654.94 : x
  2. Step 2: Convert to fraction form
    26,970.96/40,458.60 = 20,654.94/x
  3. Step 3: Cross multiply
    26,970.96x = 40,458.60 × 20,654.94
  4. Step 4: Simplify right side
    26,970.96x = 835,669,955.48
  5. Step 5: Solve for x
    x = 835,669,955.48/26,970.96
  6. Step 6: Final answer
    x = 30,984.06

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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.