Home / 20,455.96-30,534.60-17,552.92

Finding the Fourth Proportional to 20,455.96, 30,534.60 and 17,552.92

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Solution

The fourth proportional to 20,455.96, 30,534.60 and 17,552.92 is: 26,201.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,455.96 : 30,534.60 = 17,552.92 : x
  2. Step 2: Convert to fraction form
    20,455.96/30,534.60 = 17,552.92/x
  3. Step 3: Cross multiply
    20,455.96x = 30,534.60 × 17,552.92
  4. Step 4: Simplify right side
    20,455.96x = 535,971,391.03
  5. Step 5: Solve for x
    x = 535,971,391.03/20,455.96
  6. Step 6: Final answer
    x = 26,201.23

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.