Home / 35,329.59-53,016.66-20,355.93

Finding the Fourth Proportional to 35,329.59, 53,016.66 and 20,355.93

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Solution

The fourth proportional to 35,329.59, 53,016.66 and 20,355.93 is: 30,546.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,329.59 : 53,016.66 = 20,355.93 : x
  2. Step 2: Convert to fraction form
    35,329.59/53,016.66 = 20,355.93/x
  3. Step 3: Cross multiply
    35,329.59x = 53,016.66 × 20,355.93
  4. Step 4: Simplify right side
    35,329.59x = 1,079,203,419.79
  5. Step 5: Solve for x
    x = 1,079,203,419.79/35,329.59
  6. Step 6: Final answer
    x = 30,546.73

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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.