Home / 30,250.98-45,342.86-22,831.38

Finding the Fourth Proportional to 30,250.98, 45,342.86 and 22,831.38

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Solution

The fourth proportional to 30,250.98, 45,342.86 and 22,831.38 is: 34,221.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,250.98 : 45,342.86 = 22,831.38 : x
  2. Step 2: Convert to fraction form
    30,250.98/45,342.86 = 22,831.38/x
  3. Step 3: Cross multiply
    30,250.98x = 45,342.86 × 22,831.38
  4. Step 4: Simplify right side
    30,250.98x = 1,035,239,952.79
  5. Step 5: Solve for x
    x = 1,035,239,952.79/30,250.98
  6. Step 6: Final answer
    x = 34,221.70

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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.