Home / 44,815.60-67,223.40-18,539.20

Finding the Fourth Proportional to 44,815.60, 67,223.40 and 18,539.20

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Solution

The fourth proportional to 44,815.60, 67,223.40 and 18,539.20 is: 27,808.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,815.60 : 67,223.40 = 18,539.20 : x
  2. Step 2: Convert to fraction form
    44,815.60/67,223.40 = 18,539.20/x
  3. Step 3: Cross multiply
    44,815.60x = 67,223.40 × 18,539.20
  4. Step 4: Simplify right side
    44,815.60x = 1,246,268,057.28
  5. Step 5: Solve for x
    x = 1,246,268,057.28/44,815.60
  6. Step 6: Final answer
    x = 27,808.80

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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.