Home / 35,215.38-52,823.88-14,157.54

Finding the Fourth Proportional to 35,215.38, 52,823.88 and 14,157.54

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Solution

The fourth proportional to 35,215.38, 52,823.88 and 14,157.54 is: 21,236.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,215.38 : 52,823.88 = 14,157.54 : x
  2. Step 2: Convert to fraction form
    35,215.38/52,823.88 = 14,157.54/x
  3. Step 3: Cross multiply
    35,215.38x = 52,823.88 × 14,157.54
  4. Step 4: Simplify right side
    35,215.38x = 747,856,194.06
  5. Step 5: Solve for x
    x = 747,856,194.06/35,215.38
  6. Step 6: Final answer
    x = 21,236.64

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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.