Home / 18,843.60-26,003.88-10,459.92

Finding the Fourth Proportional to 18,843.60, 26,003.88 and 10,459.92

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Solution

The fourth proportional to 18,843.60, 26,003.88 and 10,459.92 is: 14,434.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,843.60 : 26,003.88 = 10,459.92 : x
  2. Step 2: Convert to fraction form
    18,843.60/26,003.88 = 10,459.92/x
  3. Step 3: Cross multiply
    18,843.60x = 26,003.88 × 10,459.92
  4. Step 4: Simplify right side
    18,843.60x = 271,998,504.49
  5. Step 5: Solve for x
    x = 271,998,504.49/18,843.60
  6. Step 6: Final answer
    x = 14,434.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.