Home / 28,908.84-43,293.96-14,831.82

Finding the Fourth Proportional to 28,908.84, 43,293.96 and 14,831.82

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Solution

The fourth proportional to 28,908.84, 43,293.96 and 14,831.82 is: 22,212.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,908.84 : 43,293.96 = 14,831.82 : x
  2. Step 2: Convert to fraction form
    28,908.84/43,293.96 = 14,831.82/x
  3. Step 3: Cross multiply
    28,908.84x = 43,293.96 × 14,831.82
  4. Step 4: Simplify right side
    28,908.84x = 642,128,221.81
  5. Step 5: Solve for x
    x = 642,128,221.81/28,908.84
  6. Step 6: Final answer
    x = 22,212.18

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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.