Home / 48,028.50-72,046.21-18,446.34

Finding the Fourth Proportional to 48,028.50, 72,046.21 and 18,446.34

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Solution

The fourth proportional to 48,028.50, 72,046.21 and 18,446.34 is: 27,670.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,028.50 : 72,046.21 = 18,446.34 : x
  2. Step 2: Convert to fraction form
    48,028.50/72,046.21 = 18,446.34/x
  3. Step 3: Cross multiply
    48,028.50x = 72,046.21 × 18,446.34
  4. Step 4: Simplify right side
    48,028.50x = 1,328,988,885.37
  5. Step 5: Solve for x
    x = 1,328,988,885.37/48,028.50
  6. Step 6: Final answer
    x = 27,670.84

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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.