Home / 43,326.70-64,990.41-15,246.97

Finding the Fourth Proportional to 43,326.70, 64,990.41 and 15,246.97

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Solution

The fourth proportional to 43,326.70, 64,990.41 and 15,246.97 is: 22,870.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,326.70 : 64,990.41 = 15,246.97 : x
  2. Step 2: Convert to fraction form
    43,326.70/64,990.41 = 15,246.97/x
  3. Step 3: Cross multiply
    43,326.70x = 64,990.41 × 15,246.97
  4. Step 4: Simplify right side
    43,326.70x = 990,906,831.56
  5. Step 5: Solve for x
    x = 990,906,831.56/43,326.70
  6. Step 6: Final answer
    x = 22,870.58

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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.