Home / 35,119.28-52,720.08-27,728.72

Finding the Fourth Proportional to 35,119.28, 52,720.08 and 27,728.72

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Solution

The fourth proportional to 35,119.28, 52,720.08 and 27,728.72 is: 41,625.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,119.28 : 52,720.08 = 27,728.72 : x
  2. Step 2: Convert to fraction form
    35,119.28/52,720.08 = 27,728.72/x
  3. Step 3: Cross multiply
    35,119.28x = 52,720.08 × 27,728.72
  4. Step 4: Simplify right side
    35,119.28x = 1,461,860,336.70
  5. Step 5: Solve for x
    x = 1,461,860,336.70/35,119.28
  6. Step 6: Final answer
    x = 41,625.58

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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.