Home / 55,383.08-76,427.46-30,233

Finding the Fourth Proportional to 55,383.08, 76,427.46 and 30,233

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Solution

The fourth proportional to 55,383.08, 76,427.46 and 30,233 is: 41,720.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,383.08 : 76,427.46 = 30,233 : x
  2. Step 2: Convert to fraction form
    55,383.08/76,427.46 = 30,233/x
  3. Step 3: Cross multiply
    55,383.08x = 76,427.46 × 30,233
  4. Step 4: Simplify right side
    55,383.08x = 2,310,631,398.18
  5. Step 5: Solve for x
    x = 2,310,631,398.18/55,383.08
  6. Step 6: Final answer
    x = 41,720.89

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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.