Home / 49,308.66-73,967.07-21,229.40

Finding the Fourth Proportional to 49,308.66, 73,967.07 and 21,229.40

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Solution

The fourth proportional to 49,308.66, 73,967.07 and 21,229.40 is: 31,845.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,308.66 : 73,967.07 = 21,229.40 : x
  2. Step 2: Convert to fraction form
    49,308.66/73,967.07 = 21,229.40/x
  3. Step 3: Cross multiply
    49,308.66x = 73,967.07 × 21,229.40
  4. Step 4: Simplify right side
    49,308.66x = 1,570,276,515.86
  5. Step 5: Solve for x
    x = 1,570,276,515.86/49,308.66
  6. Step 6: Final answer
    x = 31,845.86

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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.