Home / 33,688.71-50,539.14-13,968.86

Finding the Fourth Proportional to 33,688.71, 50,539.14 and 13,968.86

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Solution

The fourth proportional to 33,688.71, 50,539.14 and 13,968.86 is: 20,955.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,688.71 : 50,539.14 = 13,968.86 : x
  2. Step 2: Convert to fraction form
    33,688.71/50,539.14 = 13,968.86/x
  3. Step 3: Cross multiply
    33,688.71x = 50,539.14 × 13,968.86
  4. Step 4: Simplify right side
    33,688.71x = 705,973,918.48
  5. Step 5: Solve for x
    x = 705,973,918.48/33,688.71
  6. Step 6: Final answer
    x = 20,955.80

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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.