Home / 40,202.40-60,284.40-18,015.96

Finding the Fourth Proportional to 40,202.40, 60,284.40 and 18,015.96

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Solution

The fourth proportional to 40,202.40, 60,284.40 and 18,015.96 is: 27,015.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,202.40 : 60,284.40 = 18,015.96 : x
  2. Step 2: Convert to fraction form
    40,202.40/60,284.40 = 18,015.96/x
  3. Step 3: Cross multiply
    40,202.40x = 60,284.40 × 18,015.96
  4. Step 4: Simplify right side
    40,202.40x = 1,086,081,339.02
  5. Step 5: Solve for x
    x = 1,086,081,339.02/40,202.40
  6. Step 6: Final answer
    x = 27,015.34

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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.