Home / 55,447.66-76,517.71-30,297.16

Finding the Fourth Proportional to 55,447.66, 76,517.71 and 30,297.16

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Solution

The fourth proportional to 55,447.66, 76,517.71 and 30,297.16 is: 41,810.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,447.66 : 76,517.71 = 30,297.16 : x
  2. Step 2: Convert to fraction form
    55,447.66/76,517.71 = 30,297.16/x
  3. Step 3: Cross multiply
    55,447.66x = 76,517.71 × 30,297.16
  4. Step 4: Simplify right side
    55,447.66x = 2,318,269,302.70
  5. Step 5: Solve for x
    x = 2,318,269,302.70/55,447.66
  6. Step 6: Final answer
    x = 41,810.05

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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.