Home / 55,383.66-76,429.71-30,233.34

Finding the Fourth Proportional to 55,383.66, 76,429.71 and 30,233.34

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Solution

The fourth proportional to 55,383.66, 76,429.71 and 30,233.34 is: 41,722.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,383.66 : 76,429.71 = 30,233.34 : x
  2. Step 2: Convert to fraction form
    55,383.66/76,429.71 = 30,233.34/x
  3. Step 3: Cross multiply
    55,383.66x = 76,429.71 × 30,233.34
  4. Step 4: Simplify right side
    55,383.66x = 2,310,725,408.53
  5. Step 5: Solve for x
    x = 2,310,725,408.53/55,383.66
  6. Step 6: Final answer
    x = 41,722.15

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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.