Home / 20,364.49-30,551.51-6,323.79

Finding the Fourth Proportional to 20,364.49, 30,551.51 and 6,323.79

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Solution

The fourth proportional to 20,364.49, 30,551.51 and 6,323.79 is: 9,487.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,364.49 : 30,551.51 = 6,323.79 : x
  2. Step 2: Convert to fraction form
    20,364.49/30,551.51 = 6,323.79/x
  3. Step 3: Cross multiply
    20,364.49x = 30,551.51 × 6,323.79
  4. Step 4: Simplify right side
    20,364.49x = 193,201,349.23
  5. Step 5: Solve for x
    x = 193,201,349.23/20,364.49
  6. Step 6: Final answer
    x = 9,487.17

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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.