Home / 48,284.83-72,385.39-18,682.30

Finding the Fourth Proportional to 48,284.83, 72,385.39 and 18,682.30

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Solution

The fourth proportional to 48,284.83, 72,385.39 and 18,682.30 is: 28,007.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,284.83 : 72,385.39 = 18,682.30 : x
  2. Step 2: Convert to fraction form
    48,284.83/72,385.39 = 18,682.30/x
  3. Step 3: Cross multiply
    48,284.83x = 72,385.39 × 18,682.30
  4. Step 4: Simplify right side
    48,284.83x = 1,352,325,571.60
  5. Step 5: Solve for x
    x = 1,352,325,571.60/48,284.83
  6. Step 6: Final answer
    x = 28,007.26

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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.