Home / 35,729.14-49,306.44-20,622.44

Finding the Fourth Proportional to 35,729.14, 49,306.44 and 20,622.44

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Solution

The fourth proportional to 35,729.14, 49,306.44 and 20,622.44 is: 28,459.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,729.14 : 49,306.44 = 20,622.44 : x
  2. Step 2: Convert to fraction form
    35,729.14/49,306.44 = 20,622.44/x
  3. Step 3: Cross multiply
    35,729.14x = 49,306.44 × 20,622.44
  4. Step 4: Simplify right side
    35,729.14x = 1,016,819,100.51
  5. Step 5: Solve for x
    x = 1,016,819,100.51/35,729.14
  6. Step 6: Final answer
    x = 28,459.10

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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.