Home / 19,222.05-28,831.46-6,072.51

Finding the Fourth Proportional to 19,222.05, 28,831.46 and 6,072.51

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Solution

The fourth proportional to 19,222.05, 28,831.46 and 6,072.51 is: 9,108.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,222.05 : 28,831.46 = 6,072.51 : x
  2. Step 2: Convert to fraction form
    19,222.05/28,831.46 = 6,072.51/x
  3. Step 3: Cross multiply
    19,222.05x = 28,831.46 × 6,072.51
  4. Step 4: Simplify right side
    19,222.05x = 175,079,298.80
  5. Step 5: Solve for x
    x = 175,079,298.80/19,222.05
  6. Step 6: Final answer
    x = 9,108.25

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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.