Home / 34,858.56-48,112.24-21,441.12

Finding the Fourth Proportional to 34,858.56, 48,112.24 and 21,441.12

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Solution

The fourth proportional to 34,858.56, 48,112.24 and 21,441.12 is: 29,593.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,858.56 : 48,112.24 = 21,441.12 : x
  2. Step 2: Convert to fraction form
    34,858.56/48,112.24 = 21,441.12/x
  3. Step 3: Cross multiply
    34,858.56x = 48,112.24 × 21,441.12
  4. Step 4: Simplify right side
    34,858.56x = 1,031,580,311.31
  5. Step 5: Solve for x
    x = 1,031,580,311.31/34,858.56
  6. Step 6: Final answer
    x = 29,593.31

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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.