Home / 48,272.20-72,408.30-17,110.60

Finding the Fourth Proportional to 48,272.20, 72,408.30 and 17,110.60

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Solution

The fourth proportional to 48,272.20, 72,408.30 and 17,110.60 is: 25,665.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,272.20 : 72,408.30 = 17,110.60 : x
  2. Step 2: Convert to fraction form
    48,272.20/72,408.30 = 17,110.60/x
  3. Step 3: Cross multiply
    48,272.20x = 72,408.30 × 17,110.60
  4. Step 4: Simplify right side
    48,272.20x = 1,238,949,457.98
  5. Step 5: Solve for x
    x = 1,238,949,457.98/48,272.20
  6. Step 6: Final answer
    x = 25,665.90

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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.