Home / 40,284.14-60,405.46-18,078.48

Finding the Fourth Proportional to 40,284.14, 60,405.46 and 18,078.48

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Solution

The fourth proportional to 40,284.14, 60,405.46 and 18,078.48 is: 27,108.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,284.14 : 60,405.46 = 18,078.48 : x
  2. Step 2: Convert to fraction form
    40,284.14/60,405.46 = 18,078.48/x
  3. Step 3: Cross multiply
    40,284.14x = 60,405.46 × 18,078.48
  4. Step 4: Simplify right side
    40,284.14x = 1,092,038,855.30
  5. Step 5: Solve for x
    x = 1,092,038,855.30/40,284.14
  6. Step 6: Final answer
    x = 27,108.41

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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.