Home / 55,446.50-76,518.06-30,297.62

Finding the Fourth Proportional to 55,446.50, 76,518.06 and 30,297.62

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Solution

The fourth proportional to 55,446.50, 76,518.06 and 30,297.62 is: 41,811.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,446.50 : 76,518.06 = 30,297.62 : x
  2. Step 2: Convert to fraction form
    55,446.50/76,518.06 = 30,297.62/x
  3. Step 3: Cross multiply
    55,446.50x = 76,518.06 × 30,297.62
  4. Step 4: Simplify right side
    55,446.50x = 2,318,315,105.02
  5. Step 5: Solve for x
    x = 2,318,315,105.02/55,446.50
  6. Step 6: Final answer
    x = 41,811.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.