Home / 26,090.55-39,132.63-11,103.71

Finding the Fourth Proportional to 26,090.55, 39,132.63 and 11,103.71

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Solution

The fourth proportional to 26,090.55, 39,132.63 and 11,103.71 is: 16,654.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,090.55 : 39,132.63 = 11,103.71 : x
  2. Step 2: Convert to fraction form
    26,090.55/39,132.63 = 11,103.71/x
  3. Step 3: Cross multiply
    26,090.55x = 39,132.63 × 11,103.71
  4. Step 4: Simplify right side
    26,090.55x = 434,517,137.76
  5. Step 5: Solve for x
    x = 434,517,137.76/26,090.55
  6. Step 6: Final answer
    x = 16,654.20

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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.