Home / 38,958.54-58,445.09-15,586.80

Finding the Fourth Proportional to 38,958.54, 58,445.09 and 15,586.80

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Solution

The fourth proportional to 38,958.54, 58,445.09 and 15,586.80 is: 23,383.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,958.54 : 58,445.09 = 15,586.80 : x
  2. Step 2: Convert to fraction form
    38,958.54/58,445.09 = 15,586.80/x
  3. Step 3: Cross multiply
    38,958.54x = 58,445.09 × 15,586.80
  4. Step 4: Simplify right side
    38,958.54x = 910,971,850.88
  5. Step 5: Solve for x
    x = 910,971,850.88/38,958.54
  6. Step 6: Final answer
    x = 23,383.11

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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.