Home / 22,341.58-30,831.19-12,270.17

Finding the Fourth Proportional to 22,341.58, 30,831.19 and 12,270.17

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Solution

The fourth proportional to 22,341.58, 30,831.19 and 12,270.17 is: 16,932.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,341.58 : 30,831.19 = 12,270.17 : x
  2. Step 2: Convert to fraction form
    22,341.58/30,831.19 = 12,270.17/x
  3. Step 3: Cross multiply
    22,341.58x = 30,831.19 × 12,270.17
  4. Step 4: Simplify right side
    22,341.58x = 378,303,989.00
  5. Step 5: Solve for x
    x = 378,303,989.00/22,341.58
  6. Step 6: Final answer
    x = 16,932.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.