Home / 35,120.28-52,721.58-27,729.72

Finding the Fourth Proportional to 35,120.28, 52,721.58 and 27,729.72

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Solution

The fourth proportional to 35,120.28, 52,721.58 and 27,729.72 is: 41,627.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,120.28 : 52,721.58 = 27,729.72 : x
  2. Step 2: Convert to fraction form
    35,120.28/52,721.58 = 27,729.72/x
  3. Step 3: Cross multiply
    35,120.28x = 52,721.58 × 27,729.72
  4. Step 4: Simplify right side
    35,120.28x = 1,461,954,651.36
  5. Step 5: Solve for x
    x = 1,461,954,651.36/35,120.28
  6. Step 6: Final answer
    x = 41,627.08

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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.