Home / 46,025.28-68,949-38,540.88

Finding the Fourth Proportional to 46,025.28, 68,949 and 38,540.88

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Solution

The fourth proportional to 46,025.28, 68,949 and 38,540.88 is: 57,736.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,025.28 : 68,949 = 38,540.88 : x
  2. Step 2: Convert to fraction form
    46,025.28/68,949 = 38,540.88/x
  3. Step 3: Cross multiply
    46,025.28x = 68,949 × 38,540.88
  4. Step 4: Simplify right side
    46,025.28x = 2,657,355,135.12
  5. Step 5: Solve for x
    x = 2,657,355,135.12/46,025.28
  6. Step 6: Final answer
    x = 57,736.86

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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.