Home / 43,022.54-64,521.97-30,505.61

Finding the Fourth Proportional to 43,022.54, 64,521.97 and 30,505.61

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Solution

The fourth proportional to 43,022.54, 64,521.97 and 30,505.61 is: 45,750.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,022.54 : 64,521.97 = 30,505.61 : x
  2. Step 2: Convert to fraction form
    43,022.54/64,521.97 = 30,505.61/x
  3. Step 3: Cross multiply
    43,022.54x = 64,521.97 × 30,505.61
  4. Step 4: Simplify right side
    43,022.54x = 1,968,282,138.29
  5. Step 5: Solve for x
    x = 1,968,282,138.29/43,022.54
  6. Step 6: Final answer
    x = 45,750.02

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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.